NUEDEXTA (dextromethorphan hydrobromide and quinidine sulfate) Capsules. DESCRIPTION. NUEDEXTA is an oral formulation of dextromethorphan hydrobromide USP and quinidine sulfate USP in a fixed dose combination. Acenocoumarol is predicted to increase the risk of bleeding events when given with clopidogrel. Manufacturer advises use with caution or avoid. Appendix to: Bailey DG, Dresser G, Arnold JMA. Grapefruit and medication interactions: forbidden fruit or avoidable consequences? CMAJ 2012; DOI:10.1503/cmaj.120951. Astemizole was withdrawn from the U.S. market in 1999. Astemizole is an antihistamine. Antihistamines prevent sneezing, runny nose, itching and watering of the eyes, and other allergic symptoms. ANXIETY DISORDER MEDICATION Comparison Chart Brent Jensen BSP Sept 04 Before taking this medicine. You should not use doxepin if you are allergic to it, or if you have: glaucoma; urination problems; or. an allergy to similar antidepressants such as amitriptyline, amoxapine, clomipramine, desipramine, imipramine, nortriptyline, protriptyline, or trimipramine. Start studying Drug Ed Chapter 8. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Triazolam is the generic name of the brand-name drug Halcion, which is used to treat insomnia. The prescription medicine belongs to a class of drugs called benzodiazepines. Amiodarone is predicted to increase the exposure to ticagrelor. Manufacturer advises use with caution or avoid. Emergency Preparedness. Bioterrorism, drug preparedness and natural disaster response. Drug Approvals and Databases. CDER highlights key Web sites.