Can you take claratin and Coumadin (warfarin) with no issues?

DrugDrug interaction. In general, there are no issues w/taking Claritin & Coumadin (warfarin) together (http://www.Drugs.Com/interactions-check.Php?Drug_list=1486-898, 2311-1529). However, your vitamin k diet can affect your Coumadin (warfarin) dose. It's always best to tell your doctor & pharmacist everything you're taking, whether prescription or otc, especially in the case of Coumadin (warfarin) which requires constant monitoring to achieve inr goal.