Assertion: phenytoin | /r/HasProperty | prescribed as monotherapy
Facets:
value: at the lowest effective dose
type: MANNER
value: preferably
type: MANNER
Source sentences:
text: If treatment is considered essential, phenytoin should preferably be prescribed as monotherapy and at the lowest effective dose, because the incidence of birth defects increases with multiple antiepileptic therapy and/or increasing dose.