<qa>  What is the name of the medication that might interact with the study medication?- Require treatment with any medication e.g., daily opioids, daily beta-blockers, daily non-steroidal anti-inflammatory drugs, carbonic anhydrase inhibitors, eletriptan or herbal supplements e.g., St. Johns Wort, ginseng, ginkgo biloba, kava kava, melatonin, petadolex that might interact adversely with, or obscure, the action of the study medication. 