Manufacturers of commonly identified poor-quality medicines
| Substandard medicines (manufacturers) | Year | |||||||
| 2005 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | |
| Phenoxymethylpenicillin | N | N | N | |||||
| Ciprofloxacin | N | N | ||||||
| Quinine | E | E | ||||||
| Prednisolone | N | N | N | N | ||||
| Paracetamol | M | M | ||||||
| Diazepam | N | N | N | N | ||||
| Aminophylline | B | B | ||||||
| Salbutamol | N | N | N | |||||