Ribovit Riboflavin Phenobarbital
ModerateThe Riboflavin leaflet lists Phenobarbital among the medicines that can interact with it. The leaflet doesn't say what the interaction does, so check with your doctor or pharmacist before taking the two together.
These medicines are often taken together with some care. Your doctor may change a dose, space them apart or check on you more often. Make sure your doctor and pharmacist know you take both.