Yazdani, M Phenobarbital increases the theophylline requirement of premature infants being treated for apnea. [electronic resource] - American journal of diseases of children (1960) Jan 1987 - 97-9 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0002-922X Standard No.: 10.1001/archpedi.1987.04460010097036 doi Subjects--Topical Terms: Apnea--complicationsCerebral Hemorrhage--complicationsDrug InteractionsHumansInfant, NewbornInfant, Premature--metabolismPhenobarbital--pharmacologySeizures--complicationsTheophylline--metabolism