Drugs Flashcards
What type of drug is nifedipine? Indications? Side effects?
Dihydropyridine calcium channel blocker (peripheral vasodilator)
HTN, angina
Peripheral oedema that doesn’t respond to diuretics
What is the method of action and indication of methotrexate?
Inhibition of folic acid
Acute lymphoblastic leukaemia
What is frusemide?
Loop diuretic
Acts on the thick ascending limb of loop of Henle
Causes K+ loss due to increased Na+ in collecting duct (actions of aldosterone)
What is ototoxic mean?
Toxic to the ear - specifically the cochlea or auditory nerve
Which diuretic is used in HTN?
Thiazides
What type of drug is amlodipine?
Dihydropyridine calcium channel blocker (peripheral vasodilator)
What is the mechanism of action of metoclopramide?
Blocks dopamine receptor (and when given at higher doses) serotinin receptors in the chemoreceptor trigger zone in the CNS
Enhances the activity of ACh in the gut to increase motility
What type of drugs rapamil?
Non-dihydropyridine calcium channel blocker
What is Tazocin?
A combination of the beta-lactam piperacillin and beta-lactamase inhibitor tazobactam
Commonly indicated in patients with hospitally acquired pneumonia/septicaemia
What is celecoxib?
An NSAID used for some arthritis
What is novorapid?
Fast-acting insulin analog
What type of drug is midazolam?
A benzodiazepine
What is the mechanism of action and effect of benzodiazepines?
Potent inhibitor of GABA in the CNS
Antianolytic, sedative, hypnotic, muscle relaxant, antiepileptic
What is spirolactone?
K-sparring diuretic > aldosterone receptor antagonist
What are the names of some non-dihydropyridine calcium channel blockers?
Verapamil
Diltiazem