Dose adjustment size descriptors for commonly used drugs in paediatrics
| Drug | Size descriptor used in dose adjustment |
| Morphine | IBW |
| Fentanyl | LBM |
| Paracetamol | No data; consider using LBM |
| Gentamicin | ABW (cofactor 0.4) |
| Vancomycin | TBW |
| Cephalosporins | TBW |
| Suxamethonium | TBW |
| Enoxaparin | TBW |
ABW, adjusted body weight; IBW, ideal body weight; LBM, lean body mass; TBW, total body weight.