The amount and cost of unused medications upon admission (n=95)
| Therapeutic class | Number of unused pills, n (%) | Cost (US$) |
|---|---|---|
| A (Alimentary tract and metabolism) | 2819 (47.4) | 599.03 |
| N (Nervous system) | 1912 (32.2) | 575.96 |
| C (Cardiovascular system) | 154 (2.6) | 63.37 |
| M (Musculoskeletal system) | 62 (1.0) | 30.62 |
| J (Anti-infective agents for systemic use) | 20 (0.3) | 10.37 |
| G (Genitourinary system and sex hormone) | 72 (1.2) | 6.43 |
| D (Dermatological) | 32 (0.5) | 4.47 |
| R (Respiratory system) | 75 (1.3) | 4.40 |
| H (Systemic hormonal preparations) | 0 | 0 |
| B (Blood and blood-forming organs) | 0 | 0 |
| Others | 800 (13.5) | 416.70 |
| Total | 5946 (100.0) | 1711.35 |