Statistics for Most Commonly Prescribed Drugs

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Rank	Drug Class	Indication	Number of items dispensed (millions)	Drug	% Correct
16	Statin	Hypercholesterolaemia	10.9	Atorvastatin	67%
19	Vaccine	Infection prevention	10.0	Influenza Vaccine	67%
2	NSAID	Anticoagulation/Pain	33.9	Aspirin	65%
8	Proton pump inhibitor	Gastroesophageal reflux	18.3	Omeprazole	61%
13	Biguanide	Diabetes	12.8	Metformin Hydrochloride	57%
1	Statin	Hypercholesterolaemia	37.3	Simvastatin	57%
14	Penicillin	Bacterial infection	12.8	Amoxicillin	53%
3	Thyroid hormone	Hypothyroidism	21.9	Levothyroxine Sodium	53%
6	Pain Killer	Pain	18.8	Paracetamol	53%
7	β2 agonist	Asthma	18.7	Salbutamol	49%
15	Diuretic	Oedema	11.6	Furosemide	45%
9	Calcium channel blocker	Hypertension	16.5	Amlodipine	43%
18	Vitamin supplement	Osteoporosis	10.2	Ergocalciferol	39%
20	ACE inhibitor	Hypertension	9.6	Lisinopril	33%
4	ACE inhibitor	Hypertension	19.3	Ramipril	33%
12	Beta-blocker	Hypertension	13.5	Atenolol	29%
17	Selective serotonin reuptake inhibitor	Depression	10.4	Citalopram Hydrobromide	27%
11	Opioid plus #6	Pain	14.6	Co-Codamol (Codeine/Paracetamol)	22%
10	Proton pump inhibitor	Gastroesophageal reflux	14.9	Lansoprazole	20%
5	Diuretic	Oedema	18.8	Bendroflumethiazide	8%