Table 1 Drugs for which doses were predicted in children from adult doses
DrugOral or IVAdulttotal dailydose (mg)BNFc dose(mg/kg/day)Licensed inchildren?Indication
AciclovirOral400080NoHerpes zoster
AmoxicillinOral150090YesAntibiotic
AtenololOral1002NoHypertension
BenzylpenicillinIV4800100YesAntibiotic
CaptoprilOral500.9YesHypertension
CefotaximeIV12000200YesAntibiotic (meningitis)
CimetidineOral160040YesReflux oesophagitis
CiprofloxacinOral100015>2 yearsAntibiotic
ClobazamOral300.5>3 yearsEpilepsy
CodeineOral1804NoAnalgesia
DiazepamOral200.5YesMuscle spasm
DiclofenacOral1503>6 yearsAnalgesia
DomperidoneOral401YesNausea and vomiting
FluconazoleOral503YesAntifungal
FurosemideOral804YesOedema
GabapentinOral120090>6 yearsPartial seizures
GentamicinIV3507.5YesAntibiotic
IbuprofenOral160020>6 monthsAnalgesia
MetronidazoleOral120022.5YesAnaerobic infections
MorphineIV600.8YesAnalgesia
NifedipineOral400.6NoHypertension
OmeprazoleOral400.5>2 yearsReflux oesophagitis
ParacetamolOral400090YesAnalgesia
PhenobarbitoneOral902.5YesEpilepsy
PhenytoinOral4005YesEpilepsy
PropranololOral1602YesArrhythmias
PyrazinamideOral200035NoTuberculosis
RifampicinOral120020YesAntibiotic
VancomycinIV200045YesAntibiotics
VigabatrinOral300080YesPartial seizures
  • BNFc, British National Formulary for Children; IV, intravenous.