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| Study | Treatment | Control | Comments |
| Giamarellou 1998 | 2 (vertigo, upper gastrointestinal symptoms) | 0 | Both discontinued treatment |
| Harding 2002 | 10 | 3 | No other information |
| Nicolle 1987a | 9 (rash, candidiasis, diarrhoea, swollen mouth) | 1 (dizziness) | 4 in treatment group discontinued treatment |
