Adverse effects Flashcards
Lower seizure threshold
Bupropion, Buspirone, Enflurane, Theophylline, many narcotics, psychostimulants; Isoniazid (B6 deficiency)
Withdrawal causes seizures
Benzos, Barbiturates, Alcohol, Anticonvulsants
Stevens-Johnson syndrome
Anticonvulsants (Lamotrigine esp; ethosuximide, carbamazepine, phenobarbital, phenytoin)
Antibiotics (penicillins, sulfa drugs)
Allopurinol
Cyp450 inducers (speed up drug metabolism)
[Ken(ytoin) rides shotgun in Barbie’s girlie car]
Phenytoin, Rifampin, St. John’s Wort, Barbiturates, Griseofulvin, Carbamazepine
Cause depression
Sedatives (alcohol, benzos, antihistamines)
Methyldopa
Typical antipsychotics
Anti-nausea drugs (metoclopramide, prochlorperazine), Glucocorticoids
Interferon alfa
Stimulant withdrawal, insufficient thyroid replacement (hypothyroidism)
Cause psychosis
Hallucinogens (LSD, PCP) Stimulants (cocaine, amphetamine) Withdrawal from benzos, barbiturates, alcohol Glucocorticoids Anabolic steroids
Check G6PD deficiency to r/o risk of hemolytic anemia
Dapsone
Amiodarone
K channel blocker and Na channel blocker (antiarrhythmic medication)
Check PFTs, LFTs, TFTs before use
(Continue to check PFTs - can cause pulmonary fibrosis)
Disulfiram like reaction if combined w/ alcohol
Metronidazole
Drug-induced lupus
SHIPP Sulfa drugs (esp sulfasalazine) Hydralazine Isoniazid Phenytoin Procainamide (also methyldopa, quinidine, chlorpromazine)
Sulfa drugs
Thiazide diuretics
Loop diuretics (except ethacrynic acid)
Acetazolamide
Anti-HTN w/ first dose orthostatic HoTN
Alpha blockers
Anti-HTN w/ hypertrichosis
Minoxidil
Anti-HTN w/ dry mouth, sedation, severe rebound HTN
Clonidine
Anti-HTN w/ reflex tachycardia
Vasodilators (hydralazine, minoxidil, nitroprusside)
Anti-HTN w/ bradycardia, impotence, asthma exacerbation
Non-selective BB
Anti-HTN w/ cough
ACE