Statistics for Drug Classes

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Drugs	Answer	% Correct
Codeine, Morphine	Opioid	84%
Atenolol, Propranolol	Beta-blocker	73%
Diclofenac, Ibuprofen	Non-steroidal anti-inflammatory drug	68%
Atorvastatin, Simvastatin	Statin	54%
Amoxicillin, Ampicillin	Penicillin	51%
Omeprazole, Lansoprazole	Proton pump inhibitor	49%
Lisinopril, Ramipril	ACE inhibitor	46%
Furosemide, Triamterene	Diuretic	46%
Amlodipine, Diltiazem	Calcium channel blocker	41%
Salmeterol, Salbutamol	Beta-agonist	35%
Beclomethasone, Prednisolone	Corticosteroid	35%
Glyceryl trinitrate, Isosorbide dinitrate	Nitrate	35%
Cimetidine, Ranitidine	Anti-histamine	32%
Doxycycline, Lymecycline	Tetracycline	30%
Azithromycin, Erythromycin	Macrolide	27%
Phenoxybenzamine, Phentolamine	Alpha-blocker	22%
Griseofulvin, Terbinafine	Anti-fungal	19%
Ciprofloxacin, Nalidixic acid	Quinolone	16%
Hydralazine, Minoxidil	Vasodilator	14%
Gentamicin, Streptomycin	Aminoglycoside	11%
Eplerenone, Spironolactone	Aldosterone antagonist	8%
Mebeverine, Dicyclomine	Anti-spasmodic	8%
Streptokinase, Alteplase	Fibrinolytic	8%
Efavirenz, Nevirapine	Non-nucleoside reverse transcriptase inhibitor	8%
Aminophylline, Theophylline	Xanthine	8%
Enoximone, Milrinone	Phosphodiesterase inhibitor	5%
Ritonavir, Saquinavir	Protease inhibitor	5%
Rifabutin, Rifampicin	Rifamycin	3%
Mesalazine, Balsalazide	Aminosalicylate	0%