Why are we assuming the sleepiness is due to phenobarbital? It might be due to poor nursing. See "Immediate Postpartum Breastfeeding Decision Tree" in June 1996 JHL for an approach to dealing with breastfeeding problems. How about a phenobarb level on the baby? How about changing the mother to some other medication such as valproic acid which is pretty good for petit mal? Jack Newman, MD, FRCPC Jack Newman, MD, FRCPC