Chapter 11B: Critical Care Pharmacology : Chapter 11B: Critical Care Pharmacology Galveston College EMS
Critical Care Paramedic
2009
Neurologic Drugs : Neurologic Drugs Inhibit aberrant electrical activity in brain
Prevent, control seizures
Antiepileptics : Antiepileptics
Phenytoin Sodium (Dilantin)(1 of 5) : Phenytoin Sodium (Dilantin)(1 of 5) Class
CNS agent
Anticonvulsant
Hydantoin
Actions
Thought to act on motor cortex
Stabilizes seizure threshold
Has antidysrhythmic properties also
Phenytoin Sodium (Dilantin)(2 of 5) : Phenytoin Sodium (Dilantin)(2 of 5) Indications
Grand mal, complex seizure activity
Contraindications
Allergy to phenytoin
Hypoglycemic seizures
Cardiac dysrhythmias
Bradycardia
Heart blocks
Sick-sinus syndrome
Phenytoin Sodium (Dilantin)(3 of 5) : Phenytoin Sodium (Dilantin)(3 of 5) Side effects
Ataxia
Slurred speech
Confusion
CNS depression
Nystagmus
Hypotension with rapid administration, gingival hyperplasia with prolonged use
Tissue necrosis with extravasation
Phenytoin Sodium (Dilantin)(4 of 5) : Phenytoin Sodium (Dilantin)(4 of 5) Dose
Adult
10–15 mcg/kg slow IVP over 30 minutes or one 1,000 mcg loading dose
Maintenance dose: 4–8 mcg/kg slow IVP
Pediatric
2 years of age
40-60–mcg/kg slow IVP
2-10 years of age
20-40 mcg/kg slow IVP
10 years of age
10-15 mcg/kg slow IVP
Phenytoin Sodium (Dilantin)(5 of 5) : Phenytoin Sodium (Dilantin)(5 of 5) Special considerations
Incompatible with dextrose-containing IV solutions
Do not administer faster than 50 mg/min
Use cautiously in patients with hepatic or renal disease
Phenobarbital Sodium (Luminal, Barbital, Solfoton) (1 of 4) : Phenobarbital Sodium (Luminal, Barbital, Solfoton) (1 of 4) Class
CNS agent
Anticonvulsant
Sedative-hypnotic
Barbiturate
Actions
Inhibits nerve impulse transmission in the cerebral cortex via the ascending reticular activating system
Depresses the CNS
Exerts hypnotic effects
Controls the spread of seizures by raising the threshold for motor cortex stimuli
Phenobarbital Sodium (Luminal, Barbital, Solfoton) (2 of 4) : Phenobarbital Sodium (Luminal, Barbital, Solfoton) (2 of 4) Indications
Grand mal, complex partial seizures
Eclampsia
Need for sedation
Contraindications
Allergy to barbiturates
Significant hepatic, respiratory, or renal disease
Significant hypotension
Phenobarbital Sodium (Luminal, Barbital, Solfoton) (3 of 4) : Phenobarbital Sodium (Luminal, Barbital, Solfoton) (3 of 4) Side effects
Sedation
Bradycardia
Hypotension
Respiratory depression
Nystagmus
Confusion
Ataxia
Somnolence
Phenobarbital Sodium (Luminal, Barbital, Solfoton) (4 of 4) : Phenobarbital Sodium (Luminal, Barbital, Solfoton) (4 of 4) Dose
Adult
100–250 mg IV over 5 minutes
Pediatric
10–20 mg/kg IV over 5 minutes
Special considerations
Monitor for respiratory depression
Use cautiously in the elderly and patients with renal failure
Fosphenytoin Sodium (Cerebryx)(1 of 4) : Fosphenytoin Sodium (Cerebryx)(1 of 4) Class
CNS agent
Anticonvulsant
Hydantoin
Actions
Thought to act on motor cortex
Stabilizes seizure threshold
Exhibits antidysrhythmic properties also
Fosphenytoin Sodium (Cerebryx)(2 of 4) : Fosphenytoin Sodium (Cerebryx)(2 of 4) Indications
Grand mal, complex seizure activity
Contraindications
Allergy to phenytoin, hydantoin products
Hypoglycemic seizures
Cardiac dysrhythmias
Bradycardia
Heart blocks
Sick-sinus syndrome
Fosphenytoin Sodium (Cerebryx)(3 of 4) : Fosphenytoin Sodium (Cerebryx)(3 of 4) Side effects
Ataxia
Slurred speech
Confusion
CNS depression
Nystagmus
Hypotension with rapid administration, gingival hyperplasia with prolonged use
Tissue necrosis with extravasation
Fosphenytoin Sodium (Cerebryx)(4 of 4) : Fosphenytoin Sodium (Cerebryx)(4 of 4) Dose
15–20 mg PE/kg IV
PE phenytoin equivalents
Maintenance dose: 4–6 mg PE/kg slow IVP
Special considerations
Use cautiously in patients with impaired hepatic, renal, or pulmonary function
Do not administer faster than 100–150 mg PE/min
Keep refrigerated before administering
Miscellaneous Neurologic Drugs : Miscellaneous Neurologic Drugs
Mannitol (Osmitrol)(1 of 4) : Mannitol (Osmitrol)(1 of 4) Class
Electrolyte/water balance agents
Osmotic duiuretic
Actions
Acts a hyperosmolar agent
Draws interstitial fluid into the intravascular space
Increases GFR
Decreases sodium reabsorption
Promotes water loss
Mannitol (Osmitrol)(2 of 4) : Mannitol (Osmitrol)(2 of 4) Indications
Increased ICP
Contraindications
Hypotension
Dehydration
Acute pulmonary edema
Anuria
Known allergy
Mannitol (Osmitrol)(3 of 4) : Mannitol (Osmitrol)(3 of 4) Side effects
Hypotension
Dehydration
Acidosis
Electrolyte imbalances
Mannitol (Osmitrol)(4 of 4) : Mannitol (Osmitrol)(4 of 4) Dose
1.5–2 gm/kg IVP over 30–60 minutes
Special considerations
Use cautiously in patients with blood loss, hypotension, or dehydration
Monitor urinary output closely
Be alert for transient hypertension
Use cautiously in patients with poor left ventricular function, renal disease
Methylprednisolone (Solu-Medrol, Medrol) (1 of 5) : Methylprednisolone (Solu-Medrol, Medrol) (1 of 5) Class
Hormone and synthetic substitute
Corticosteroid
Glucocorticoid
Anti-inflammatory
Actions
Acts as anti-inflammatory agent
Exhibits immunosuppressive properties
Methylprednisolone (Solu-Medrol, Medrol) (2 of 5) : Methylprednisolone (Solu-Medrol, Medrol) (2 of 5) Indications
Chronic and acute inflammation, swelling
Bronchospasm
Spinal cord injury
Contraindications
Suspected fungal infections
Known hypersensitivity
Methylprednisolone (Solu-Medrol, Medrol) (3 of 5) : Methylprednisolone (Solu-Medrol, Medrol) (3 of 5) Side effects
Edema
Hypokalemia
Hypotension, hypertension
Hyperglycemia
CHF
Delayed wound healing
Methylprednisolone (Solu-Medrol, Medrol) (4 of 5) : Methylprednisolone (Solu-Medrol, Medrol) (4 of 5) Dose
Spinal cord injury
30 mg/kg IV over 10–20 minutes
Maintenance infusion: 5.4 mg/kg/hr for next 23 hours
Bronchospasm
40–125 mg IV over 2 minutes
Methylprednisolone (Solu-Medrol, Medrol) (5 of 5) : Methylprednisolone (Solu-Medrol, Medrol) (5 of 5) Special considerations
Use cautiously in patients with:
Cushing’s syndrome
GI ulcerations
Diabetes
Psychotic tendencies
Monitor for hyperglycemia in nondiabetic patients
Dexamethasone (Decadron, Hexadryl, Dexasone) (1 of 4) : Dexamethasone (Decadron, Hexadryl, Dexasone) (1 of 4) Class
Hormone and synthetic substitute
Corticosteroid
Glucocorticoid
Actions
Has potent anti-inflammatory properties
Crosses blood-brain barrier
Plays role in managing increased ICP
Dexamethasone (Decadron, Hexadryl, Dexasone) (2 of 4) : Dexamethasone (Decadron, Hexadryl, Dexasone) (2 of 4) Indications
Adrenal insufficiency concomitant with:
Mineralocorticoid use
Inflammatory conditions
Allergic states
Collagen diseases Hematologic disorders
Addisonian shock
Neoplasm
Rheumatic disorders
Inflammatory GI diseases
Dexamethasone (Decadron, Hexadryl, Dexasone) (3 of 4) : Dexamethasone (Decadron, Hexadryl, Dexasone) (3 of 4) Contraindications
Known allergy to the drug
Systemic fungal infections
Tuberculosis
Varicella Side effects
Edema
Hypokalemia
Hypotension, hypertension
Hyperglycemia
CHF
Delayed wound healing
Dexamethasone (Decadron, Hexadryl, Dexasone) (4 of 4) : Dexamethasone (Decadron, Hexadryl, Dexasone) (4 of 4) Dose
Adult
1–2 mg/kg
Maintenance infusion: 1–1.5 mg/kg tapered dose over 4–6 hours
Pediatric
0.5–1.0 mg/kg Special considerations
Risk of CHF
Use cautiously in patients with:
Hepatic and renal disease
GI ulceration
Diabetes
Seizure disorders
Psychiatric disorders
Nimodipine (Nimotop)(1 of 4) : Nimodipine (Nimotop)(1 of 4) Class
Cardiovascular agent
Calcium channel blocker
Actions
Blocks calcium channels
Relaxes smooth muscle
Preferentially binds to cerebral arteries
Achieves cerebral vasodilation
Nimodipine (Nimotop)(2 of 4) : Nimodipine (Nimotop)(2 of 4) Indications
Vasospasm associated with SAH
Contraindications
Lactation
Nimodipine (Nimotop)(3 of 4) : Nimodipine (Nimotop)(3 of 4) Side effects
Hypotension
Tachycardia
ECG abnormalities
GI bleeding
Peripheral edema
Nimodipine (Nimotop)(4 of 4) : Nimodipine (Nimotop)(4 of 4) Dose
60 mg PO or NG q 4 hours
Administered within 96 hours of subarachnoid hemorrhage
Continued for 21 consecutive days
Special considerations
Caution when administered with other calcium channel blockers
Pulmonary Drugs : Pulmonary Drugs Relieve bronchoconstriction
Increase oxygen delivery to cells
Sympathomimetic Aerosols(1 of 3) : Sympathomimetic Aerosols(1 of 3) Albuterol (Proventil, Ventolin)
Class
Sympathomimetic
Beta-adrenergic agonist
Bronchodilator
Actions
Serves as beta-2 agonist
Exhibits slight degree of beta-1, alpha properties
Achieves bronchodilation
Promotes insulin release
Helps treat hyperkalemia
Sympathomimetic Aerosols(2 of 3) : Sympathomimetic Aerosols(2 of 3) Albuterol (Proventil, Ventolin)
Indications
Bronchospasm
Hyperkalemia
Contraindications
Tachycardia
Cardiac dysrhythmia
Hypertension
Sympathomimetic Aerosols(3 of 3) : Sympathomimetic Aerosols(3 of 3) Albuterol (Proventil, Ventolin)
Side effects
Tachycardia
Hypertension
Cardiac dysrhythmia
Anxiety
Palpitations
Nausea/vomiting
Dilated pupils
Sympathomimetic Aerosols : Sympathomimetic Aerosols
Albuterol (Proventil, Ventolin) : Albuterol (Proventil, Ventolin) Dose
Adult
2.5 mg in 3–5 mL of saline nebulized
Pediatric
1.25 mg in 3–5 mL saline nebulized
Special considerations
Requires adequate tidal volume to distribute medication to distal airways
Ipratropium Bromide (Atrovent)(1 of 5) : Ipratropium Bromide (Atrovent)(1 of 5) Class
Sympathomimetic
Anticholinergic
Bronchodilator
Actions
Blocks acetylcholine receptors on bronchial smooth muscle
Decreases intracellular cyclic-GAMP
Achieves bronchodilation
Ipratropium Bromide (Atrovent)(2 of 5) : Ipratropium Bromide (Atrovent)(2 of 5) Actions
Ipratropium Bromide (Atrovent)(3 of 5) : Ipratropium Bromide (Atrovent)(3 of 5) Indications
Bronchoconstriction
Contraindications
Hypersensitivity
Not to be used as first-line agent for bronchoconstriction
Ipratropium Bromide (Atrovent)(4 of 5) : Ipratropium Bromide (Atrovent)(4 of 5) Side effects
Tachycardia
Dry mouth
Palpitations
Nervousness
Headache
Ipratropium Bromide (Atrovent)(5 of 5) : Ipratropium Bromide (Atrovent)(5 of 5) Dose
Adult
500 mcg nebulized
Pediatric
125–250 mcg nebulized
Special considerations
Often administered with albuterol
Levalbuterol Hydrochloride (Xopenex) (1 of 5) : Levalbuterol Hydrochloride (Xopenex) (1 of 5) Class
Sympathomimetic
Beta-adrenergic agonist
Bronchodilator
Actions
Has chemical relationship with albuterol
Exhibits higher specificity for beta-2 receptors
Gives longer duration of action
Achieves bronchodilation
Facilitates mucus drainage
Increases vital capacity
Levalbuterol Hydrochloride (Xopenex) (2 of 5) : Levalbuterol Hydrochloride (Xopenex) (2 of 5) Indications
Bronchospasm
Contraindications
Hypersensitivity to levalbuterol or albuterol
6 years of age
Pregnancy
Levalbuterol Hydrochloride (Xopenex) (3 of 5) : Levalbuterol Hydrochloride (Xopenex) (3 of 5) Side effects
Nervousness
Palpitations
Dry mouth
Headache
Tachycardia
Levalbuterol Hydrochloride (Xopenex) (4 of 5) : Levalbuterol Hydrochloride (Xopenex) (4 of 5) Dose
Adult
0.63–1.25 mg via nebulizer q 6–8 hours
Pediatric
0.31–0.63 mg via nebulizer q 6–8 hours
Levalbuterol Hydrochloride (Xopenex) (5 of 5) : Levalbuterol Hydrochloride (Xopenex) (5 of 5) Special considerations
Use cautiously in patients with:
CVD
CAD
Dysrhythmias
Convulsive disorders
Hyperthyroidism
Diabetes
Adequate tidal volume needed to distribute medication to distal airways
Sympathomimetics (injection) : Sympathomimetics (injection)
Terbutaline (Brethaire, Brethine, Bricanyl) (1 of 4) : Terbutaline (Brethaire, Brethine, Bricanyl) (1 of 4) Class
Sympathomimetic
Beta-adrenergic agonist
Bronchodilator
Actions
Stimulates beta-2 adrenergic receptors
Results in:
Bronchodilation
Relaxed peripheral vasculature
Relaxed uterine muscle
Terbutaline (Brethaire, Brethine, Bricanyl) (2 of 4) : Terbutaline (Brethaire, Brethine, Bricanyl) (2 of 4) Indications
Bronchospasm
Preterm labor
Contraindications
Known hypersensitivity
Severe hypertension
CAD
Lactation
Concurrent digitalis toxicity
Terbutaline (Brethaire, Brethine, Bricanyl) (3 of 4) : Terbutaline (Brethaire, Brethine, Bricanyl) (3 of 4) Side effects
Tachycardia
Hypertension
Nervousness
Palpitations
Nausea/vomiting
Terbutaline (Brethaire, Brethine, Bricanyl) (4 of 4) : Terbutaline (Brethaire, Brethine, Bricanyl) (4 of 4) Dose
Adult
0.25 mg SQ
Repeat q 15 minutes
Maximum dose: 0.5 mg in 4 hours
Pediatric
0.005–0.01 mg/kg SQ
Repeat if needed q 15–20 minutes
Maximum dose: 0.4 mg
Special considerations
Monitor vital signs and cardiac monitor
Hydrocortisone Sodium (A-Hydrocort, Solu-Cortef) (1 of 4) : Hydrocortisone Sodium (A-Hydrocort, Solu-Cortef) (1 of 4) Class
Skin and mucus membrane agent
Anti-inflammatory
Hormone and synthetic substitute
Corticosteroid
Glucocorticoid
Mineral corticoid
Actions
Serves as short-acting synthetic steroid
Acts as immunosuppressant
Achieves anti-inflammatory effects
Hydrocortisone Sodium (A-Hydrocort, Solu-Cortef) (2 of 4) : Hydrocortisone Sodium (A-Hydrocort, Solu-Cortef) (2 of 4) Indications
Chronic restrictive airway disease
COPD
Asthma
Contraindications
Idiopathic thrombocytopenic purpura
Psychosis
Cushing’s syndrome
Acute hepatic dysfunction
Age 2 years
Hydrocortisone Sodium (A-Hydrocort, Solu-Cortef) (3 of 4) : Hydrocortisone Sodium (A-Hydrocort, Solu-Cortef) (3 of 4) Side effects
Hypertension
Hyperglycemia
Flushing
Tachycardia
Anaphylactoid reactions
Weight gain
Mental disturbance
Thrombocytopenia
Muscle wasting
Hydrocortisone Sodium (A-Hydrocort, Solu-Cortef) (4 of 4) : Hydrocortisone Sodium (A-Hydrocort, Solu-Cortef) (4 of 4) Dose
Adult
100 mg IV q 6 hours
Pediatric
1–2 mg/kg IV Special considerations
Use cautiously in patients with:
Diabetes
Hepatitis
Convulsive disorders
Hypothyroidism
Gastritis
CHF
Hypertension
Renal insufficiency
Neuromuscular Blocking Agents : Neuromuscular Blocking Agents Used as adjunct agents to facilitate endotracheal intubation
Paralyze skeletal muscle
Used with sedative agents
Render patient paralyzed, not unconscious
Depolarizing Agents (1 of 4) : Depolarizing Agents (1 of 4) Succinylcholine chloride (Anectine, Quelicin, Sucostrin)
Class
Sympathomimetic
Skeletal muscle relaxant, depolarizing
Actions
Blocks cholinergic receptors on motor endplate
Produces depolarization
Achieves fasciculations
Inhibits subsequent nerve impulse transmissions
Achieves rapid onset
Acts over short term
Depolarizing Agents (2 of 4) : Depolarizing Agents (2 of 4) Succinylcholine chloride (Anectine, Quelicin, Sucostrin)
Indications
RSI
Contraindications
Personal or family history of malignant hyperthermia
Skeletal muscles myopathies
Use cautiously in patients who:
Are pediatric
Have burns
Are at risk for hyperkalemia
Depolarizing Agents (3 of 4) : Depolarizing Agents (3 of 4) Succinylcholine chloride (Anectine, Quelicin, Sucostrin)
Side effects
Respiratory paralysis
Malignant hyperthermia
Muscular fasciculations
Rhabdomyolysis
Increased intracranial, intragastric, and intraoccular pressures
Depolarizing Agents (4 of 4) : Depolarizing Agents (4 of 4) Succinylcholine chloride (Anectine, Quelicin, Sucostrin
Dose
Adult
1.0–1.5 mg/kg IV
Pediatric
1.0–2.0 mg/kg IV
Special considerations
Be prepared for endotracheal intubation immediately after administering drug
When intubation is unsuccessful, ventilatory assistance is required
Eye care to prevent desiccation, abrasions
Shelf life of 30 days after removal from refrigeration
Nondepolarizing Agents (1 of 4) : Nondepolarizing Agents (1 of 4) Vecuronium (Norcuron)
Class
Sympathomimetic
Skeletal muscle relaxant, nondepolarizing
Actions
Blocks cholinergic receptors on motor endplate
Does not result in muscle depolarization
Achieves no fasciculations
Inhibits nerve impulse transmissions
Nondepolarizing Agents (2 of 4) : Nondepolarizing Agents (2 of 4) Vecuronium (Norcuron)
Indications
Need for RSI
Long-term paralysis after RSI
Contraindications
Known hypersensitivity
Nondepolarizing Agents (3 of 4) : Nondepolarizing Agents (3 of 4) Vecuronium (Norcuron)
Side effects
Similar to those for succinylcholine
No fasciculations
Nondepolarizing Agents (4 of 4) : Nondepolarizing Agents (4 of 4) Vecuronium (Norcuron)
Dose
Defasciculating dose
0.1 mg/kg IV
Paralyzing dose
Adult
0.08–0.10 mg/kg IV
Repeat q 1–2 hours
Pediatric
0.1 mg/kg IV
Repeat q 1–2 hours Special considerations
Consider using sedative or analgesic to decrease cardiovascular side effects
Be prepared for endotracheal intubation immediately after administering drug
When intubation is unsuccessful, ventilatory assistance is required
Eye care to prevent desiccation, abrasions
Pancuronium Bromide (Pavulon)(1 of 4) : Pancuronium Bromide (Pavulon)(1 of 4) Class
Sympathomimetic
Skeletal muscle relaxant, nondepolarizing
Actions
Blocks cholinergic receptors on motor endplate
Does not result in muscle depolarization
Achieves no fasciculations
Inhibits nerve impulse transmissions
Compared to other NMBAs, produces little histamine release
Imparts less bronchospasm, hypotension
Pancuronium Bromide (Pavulon)(2 of 4) : Pancuronium Bromide (Pavulon)(2 of 4) Indications
Need for RSI
Long-term paralysis after RSI
Contraindications
Known hypersensitivity
Pancuronium Bromide (Pavulon) (3 of 4) : Pancuronium Bromide (Pavulon) (3 of 4) Side effects
Similar to those for vecuronium
Greater cardiovascular effects
Tachycardia
Ventricular ectopy
Pancuronium Bromide (Pavulon)(4 of 4) : Pancuronium Bromide (Pavulon)(4 of 4) Dose
Adult
0.04–0.10 mg/kg IV
Pediatric
0.04–0.1 mg/kg IV
Special considerations
Similar to those for vecuronium
Rocuronium Bromide (Zemuron)(1 of 4) : Rocuronium Bromide (Zemuron)(1 of 4) Class
Sympathomimetic
Skeletal muscle relaxant, nondepolarizing
Actions
Blocks cholinergic receptors on motor endplate
Does not result in muscle depolarization
Achieves no fasciculations
Inhibits nerve impulse transmission
Rocuronium Bromide (Zemuron)(2 of 4) : Rocuronium Bromide (Zemuron)(2 of 4) Indications
Need for RSI
Long-term paralysis after RSI
Contraindications
Known hypersensitivity
Rocuronium Bromide (Zemuron)(3 of 4) : Rocuronium Bromide (Zemuron)(3 of 4) Side effects
Similar to those for vecuronium
Fewer cardiovascular side effects
Rocuronium Bromide (Zemuron)(4 of 4) : Rocuronium Bromide (Zemuron)(4 of 4) Dose
Adult
RSI
0.6 mg/kg IV
Maintenance paralyzation
0.1–0.2 mg/kg IV q 1–2 hours
Continuous infusion
0.01–0.012 mg/kg/min IV
Pediatric (2 years)
0.6 mg/kg IV
Special considerations
Similar to those for vecuronium
Cistracurium Besylate (Nimbex)(1 of 4) : Cistracurium Besylate (Nimbex)(1 of 4) Class
Sympathomimetic
Skeletal muscle relaxant, nondepolarizing
Actions
Blocks cholinergic receptors on motor endplate
Does not result in muscle depolarization
Achieves no fasciculations
Inhibits nerve impulse transmissions
Has intermediate onset and duration compared to other NMBAs
Cistracurium Besylate (Nimbex)(2 of 4) : Cistracurium Besylate (Nimbex)(2 of 4) Indications
Need for RSI
Long-term paralysis after RSI
Contraindications
Known hypersensitivity
Cistracurium Besylate (Nimbex)(3 of 4) : Cistracurium Besylate (Nimbex)(3 of 4) Side effects
Bradycardia
Hypotension
Flushing
Bronchospasm
Cistracurium Besylate (Nimbex)(4 of 4) : Cistracurium Besylate (Nimbex)(4 of 4) Dose
Adult
0.15 mg/kg to 0.20 mg/kg IV
Maintenance infusion: 1–3 mcg/kg/min
Pediatric
1–2 mcg/kg/min Special considerations
Use cautiously in patients with:
Electrolyte abnormalities
Burns
Neuromuscular disease
Advanced age
Decreased renal function
Pregnancy
Analgesics : Analgesics Provide pain relief
Have no real anxiolytic, sedative properties
Narcotic Analgesics : Narcotic Analgesics
Hydromorphone Hydrochloride (Dilaudid, Dilaudid-HP) (1 of 4) : Hydromorphone Hydrochloride (Dilaudid, Dilaudid-HP) (1 of 4) Class
CNS agent
Narcotic agonist
Actions
Acts as semisynthetic derivative structurally similar to morphine
Exerts 8–10 times more potent analgesic effect
Achieves more rapid onset
Exhibits shorter duration of action
Imparts less hypnotic action
Has less tendency to produce nausea/vomiting
Occupies opiate receptors
Hydromorphone Hydrochloride (Dilaudid, Dilaudid-HP) (2 of 4) : Hydromorphone Hydrochloride (Dilaudid, Dilaudid-HP) (2 of 4) Indications
Pain
Contraindications
Known hypersensitivity to hydromorphone
Intolerance to opiate agonists
Lactation
Hydromorphone Hydrochloride (Dilaudid, Dilaudid-HP) (3 of 4) : Hydromorphone Hydrochloride (Dilaudid, Dilaudid-HP) (3 of 4) Side effects
Respiratory depression
Hypotension
Bradycardia/reflex tachycardia
Nausea/vomiting
Constipation
Euphoria
Vertigo
Sedation
Drowsiness
Hydromorphone Hydrochloride (Dilaudid, Dilaudid-HP) (4 of 4) : Hydromorphone Hydrochloride (Dilaudid, Dilaudid-HP) (4 of 4) Dose
Adult
1–4 mg IV
Repeat as needed
Pediatric
0.015 mg/kg
Repeat as needed
Special considerations
Naloxone as antidote for overdose
Morphine Sulfate (Duramorph, MS Contin) (1 of 4) : Morphine Sulfate (Duramorph, MS Contin) (1 of 4) Class
CNS agent
Narcotic agonist
Actions
Occurs naturally
Arises as opium poppy derivative
Binds with opiate receptors
Produces mild vasodilation
Decreases preload, afterload
Decreases myocardial oxygen demand
Morphine Sulfate (Duramorph, MS Contin) (2 of 4) : Morphine Sulfate (Duramorph, MS Contin) (2 of 4) Indications
Pain
CHF
Contraindications
Allergy to opiates
Decreased level of consciousness
Hypotension
Increased intracranial pressure
Respiratory depression
Convulsive disorder
Ingested poisoning
Morphine Sulfate (Duramorph, MS Contin) (3 of 4) : Morphine Sulfate (Duramorph, MS Contin) (3 of 4) Side effects
Respiratory depression
Hypotension
Localized allergic reaction with intravenous administration
Nausea/vomiting
Constipation
Addiction with long-term use
Morphine Sulfate (Duramorph, MS Contin) (4 of 4) : Morphine Sulfate (Duramorph, MS Contin) (4 of 4) Dose
Adult
2–10 mg IV over 1–2 minutes
Repeat as needed
Pediatric
0.05–0.1 mg/kg IV
Maximum dose: 15 mg
Repeat as needed Special considerations
Be prepared to assist with ventilations or tracheal intubation if respiratory depression occurs
Action potentiated when used with sedatives, hypnotics, or barbiturates
Naloxone as antidote for overdose
Meperidine Hydrochloride (Demerol) (1 of 4) : Meperidine Hydrochloride (Demerol) (1 of 4) Class
CNS agent
Narcotic agonist
Analgesic
Actions
Serves as synthetic opiate
Acts at opiate receptor
Exerts analgesic effects that mirror those of morphine at all dose ranges
Meperidine Hydrochloride (Demerol) (2 of 4) : Meperidine Hydrochloride (Demerol) (2 of 4) Indications
Pain
Contraindications
Known hypersensitivity
Seizure disorder
Meperidine Hydrochloride (Demerol) (3 of 4) : Meperidine Hydrochloride (Demerol) (3 of 4) Side effects
Similar to those for morphine
Meperidine Hydrochloride (Demerol) (4 of 4) : Meperidine Hydrochloride (Demerol) (4 of 4) Dose
Adult
25–100 mg IV over 1–2 minutes
Repeat as needed
Pediatric
0.5–1.0 mg IV over 1–2 minutes
Repeat as needed
Special considerations
Naloxone as antidote for overdose
Fentanyl Citrate (Sublimaze, Duragesic) (1 of 4) : Fentanyl Citrate (Sublimaze, Duragesic) (1 of 4) Class
CNS agent
Narcotic agonist
Analgesic
Actions
Serves as opioid analgesic
Acts at opiate receptors
Achieves 10 times greater potency than morphine
Has short duration of action
Fentanyl Citrate (Sublimaze, Duragesic) (2 of 4) : Fentanyl Citrate (Sublimaze, Duragesic) (2 of 4) Indications
Pain
RSI
Sedation
Contraindications
Similar to those for morphine
Patient receiving MAOI within previous 14 days
Myasthenia gravis
Active labor and delivery
Fentanyl Citrate (Sublimaze, Duragesic) (3 of 4) : Fentanyl Citrate (Sublimaze, Duragesic) (3 of 4) Side effects
Similar to those for morphine
Vertigo
Delirium
Euphoria
Bradycardia
Hypotension
Fentanyl Citrate (Sublimaze, Duragesic) (4 of 4) : Fentanyl Citrate (Sublimaze, Duragesic) (4 of 4) Dose
Adult
25–200 mcg IV over 1–2 minutes
Pediatric
1–2 mcg/kg IV over 1–2 minutes
Special considerations
Use cautiously in patients with:
Head injury
Advanced age
COPD
Bradydysrhythmia
Severe pulmonary, renal, or hepatic disease
Narcotic Agonists-Antagonists : Narcotic Agonists-Antagonists
Ketorolac Tromethamine (Toradol, Acular) (1 of 3) : Ketorolac Tromethamine (Toradol, Acular) (1 of 3) Class
CNS agent
NSAID
Analgesic
Antipyretic
Actions
Serves as peripherally acting analgesic
Inhibits prostaglandin synthesis
Indications
Pain
Moderate to severe
Ketorolac Tromethamine (Toradol, Acular) (2 of 3) : Ketorolac Tromethamine (Toradol, Acular) (2 of 3) Contraindications
Active labor/delivery
Evidence of NSAID reaction
Nasal polyps
Angioedema
Bronchospasm
Renal failure
Bleeding risk
Active peptic ulcer disease
Concomitant use of other NSAIDs Side effects
Drowsiness
Vertigo
Headache
GI distress
Nausea/vomiting
Ketorolac Tromethamine (Toradol, Acular) (3 of 3) : Ketorolac Tromethamine (Toradol, Acular) (3 of 3) Dose
Adult
30 mg IV
Repeat q 6 hours
Maximum dose: 120 mg
Consider 15 mg IV:
Age 65 years
Weight 50 kg
Renal failure/impairment
Pediatric
0.5 mg/kg IV
Maximum dose: 15 mg Special considerations
May increase:
Methotrexate levels and toxicity
Lithium levels and toxicity
Nalbuphine Hydrochloride (Nubain) (1 of 3) : Nalbuphine Hydrochloride (Nubain) (1 of 3) Class
CNS agent
Analgesic
Narcotic agonist-antagonist
Actions
Serves as synthetic opioid
Acts at opiate receptor like morphine
Nalbuphine Hydrochloride (Nubain) (2 of 3) : Nalbuphine Hydrochloride (Nubain) (2 of 3) Indications
Pain
Moderate to severe
Need to slow labor
Contraindications
Avoid long-term use in pregnancy
Fetal dependence
Nalbuphine Hydrochloride (Nubain) (3 of 3) : Nalbuphine Hydrochloride (Nubain) (3 of 3) Side effects
Same as those for morphine
Dose
Adult
5–10 mg IV, as needed
Pediatric
0.1–0.15 mg/kg IV, as needed
Sedatives and Hypnotics : Sedatives and Hypnotics Ideal when anxiolysis, sedation desired
Not true analgesics
Benzodiazepines : Benzodiazepines
Midazolam Hydrochloride (Versed) (1 of 4) : Midazolam Hydrochloride (Versed) (1 of 4) Class
CNS agent
Benzodiazepine anticonvulsant
Sedative-hypnotic Actions
Acts at GABA receptors
Increases receptor affinity to GABA
Results in:
Sedation
Skeletal muscle relaxation
Sleep, at high doses
Midazolam Hydrochloride (Versed) (2 of 4) : Midazolam Hydrochloride (Versed) (2 of 4) Indications
Anxiety
Need for sedation
RSI
Combativeness
Contraindications
Hypotension
Decreased level of consciousness
Hypoperfusion
Alcohol intoxication
Narrow-angle glaucoma
Midazolam Hydrochloride (Versed) (3 of 4) : Midazolam Hydrochloride (Versed) (3 of 4) Side effects
Hypotension
Tachy/bradycardia
Respiratory depression
Altered level of consciousness
Midazolam Hydrochloride (Versed) (4 of 4) : Midazolam Hydrochloride (Versed) (4 of 4) Dose
Adult
1.0–2.5 mg IV over 1–2 minutes
Pediatric
0.05–0.2 mg/kg IV over 2–3 minutes
Special considerations
Flumazenil 0.2–1.0 mg IV for benzodiazepine overdose
Effects potentiated with combination analgesic/sedative/hypnotic therapy
Be alert for respiratory depression
Diazepam (Valium)(1 of 4) : Diazepam (Valium)(1 of 4) Class
CNS agent
Benzodiazepine anticonvulsant
Anxiolytic
Actions
Serves as benzodiazepine derivative
Exhibits actions similar to midazolam
Diazepam (Valium)(2 of 4) : Diazepam (Valium)(2 of 4) Indications
Anxiety
Need for sedation
RSI
Combativeness
Seizures
Contraindications
Hypersensitivity
Respiratory, cardiovascular depression
Diazepam (Valium)(3 of 4) : Diazepam (Valium)(3 of 4) Side effects
CNS, cardiovascular, respiratory depression
Diazepam (Valium)(4 of 4) : Diazepam (Valium)(4 of 4) Dose
Adult
2–10 mg slow IVP, repeat as needed
Pediatric
0.5–2.0 mg slow IVP, repeat as needed
Special considerations
Diastat available for rectal administration
Flumazenil as antidote for overdose
Lorazepam (Ativan)(1 of 4) : Lorazepam (Ativan)(1 of 4) Class
CNS agent
Benzodiazepine
Sedative-hypnotic
Anxiolytic
Actions
Similar to those for midazolam
Acts as most potent of benzodiazepines
Lorazepam (Ativan)(2 of 4) : Lorazepam (Ativan)(2 of 4) Indications
Anxiety
Need for sedation
RSI
Combativeness
Contraindications
Hypersensitivity
Respiratory, cardiovascular depression
Lorazepam (Ativan)(3 of 4) : Lorazepam (Ativan)(3 of 4) Side effects
Respiratory and cardiovascular depression
Altered level of consciousness
Dose
Adult
0.5–2.0 mg slow IVP, repeat as needed
Pediatric
0.03–0.05 mg/kg slow IVP
Maximum dose: 4 mg
Lorazepam (Ativan)(4 of 4) : Lorazepam (Ativan)(4 of 4) Special considerations
Similar to those for midazolam
Flumazenil as antidote
Hypnotics : Hypnotics
Propofol (Diprivan)(1 of 4) : Propofol (Diprivan)(1 of 4) Class
CNS agent
General anesthesia
Sedative-hypnotic
Actions
Exact mechanism of action unknown
Thought to slow limbic system impulses
Has rapid onset/half-life
Propofol (Diprivan)(2 of 4) : Propofol (Diprivan)(2 of 4) Indications
Need for sedation
Painful procedures
Endotracheal intubation
Mechanical ventilation
Contraindications
Known hypersensitivity
Egg allergy
Propofol (Diprivan)(3 of 4) : Propofol (Diprivan)(3 of 4) Side effects
Hypotension
Decreased level of consciousness
Respiratory depression
Bradycardia
Tachycardia
Pain at injection site
Acalculous cholecystitis with prolonged use
Propofol (Diprivan)(4 of 4) : Propofol (Diprivan)(4 of 4) Dose
Adult
2–2.5 mg/kg IVP over 1 minute
Maintenance infusion: 6–12 mg/kg/hour
Pediatric (3 years)
2.5–3.5 mg/kg IV over 1 minute
Maintenance infusion: 7.5–18 mg/kg/hour
Special considerations
Consider use of analgesic with propofol administration
Discontinue infusion for assessment
Nonbarbiturate Hypnotic : Nonbarbiturate Hypnotic
Etomidate (Amidate)(1 of 4) : Etomidate (Amidate)(1 of 4) Class
CNS agent
General anesthesia
Actions
Exact mechanism of action unknown
Thought to slow limbic system impulses
Has rapid onset/half-life
Etomidate (Amidate)(2 of 4) : Etomidate (Amidate)(2 of 4) Indications
RSI
Need for anesthesia
Contraindications
Known allergy
Pregnancy
Adrenocortical function suppression
Etomidate (Amidate)(3 of 4) : Etomidate (Amidate)(3 of 4) Side effects
Respiratory depression
Bronchospasm
Bruxism
Vascular irritation
Muscle rigidity
Etomidate (Amidate)(4 of 4) : Etomidate (Amidate)(4 of 4) Dose
0.1–0.3 mg/kg IV over 1 minute
Special considerations
No analgesic effects
Side effects exacerbated with rapid administration
Narcotic/Benzodiazepine Antagonists : Narcotic/Benzodiazepine Antagonists
Naloxone Hydrochloride (Narcan)(1 of 4) : Naloxone Hydrochloride (Narcan)(1 of 4) Class
CNS agent
Narcotic antagonist
Actions
Acts as oxymorphone analog
Exerts no opiate effects
Blocks opiate receptors
Naloxone Hydrochloride (Narcan)(2 of 4) : Naloxone Hydrochloride (Narcan)(2 of 4) Indications
Opioid overdose
Contraindications
Known hypersensitivity
Naloxone Hydrochloride (Narcan)(3 of 4) : Naloxone Hydrochloride (Narcan)(3 of 4) Side effects
Hypertension
Tachycardia
Ventricular dysrhythmias
Abrupt withdrawal symptoms in long-term narcotic users and abusers
Naloxone Hydrochloride (Narcan)(4 of 4) : Naloxone Hydrochloride (Narcan)(4 of 4) Dose
Adult
0.4–2.0 mg IVP, IM, SQ q 2–3 minutes
Maximum dose: 10 mg
Pediatric
0.01 mg/kg IV, IM, SQ q 2–3 minutes
Maximum dose: 10 mg
Special considerations
Be prepared for rapid withdrawal symptoms, including:
Agitation
Rhythm disturbance
Pulmonary edema
Cardiovascular collapse
Flumazenil (Mazicon, Romazicon)(1 of 4) : Flumazenil (Mazicon, Romazicon)(1 of 4) Class
CNS agent
Benzodiazepine antagonist
Action
Blocks GABA receptors in brain
Flumazenil (Mazicon, Romazicon)(2 of 4) : Flumazenil (Mazicon, Romazicon)(2 of 4) Indications
Benzodiazepine OD
Contraindications
Known hypersensitivity
Seizure history
Flumazenil (Mazicon, Romazicon)(3 of 4) : Flumazenil (Mazicon, Romazicon)(3 of 4) Side effects
Hot flashes
Pain at injection site
Agitation
Breakthrough seizures
Elevated CNS response
Anxiety
Flumazenil (Mazicon, Romazicon)(4 of 4) : Flumazenil (Mazicon, Romazicon)(4 of 4) Dose
Adult
0.2 mg IV q minute, as needed
Maximum dose: 1.0 mg
Pediatric
0.01 mg/kg IV
Maximum dose: 0.2 mg
Special considerations
Phenobarbitol for seizure control after Flumazenil use