Is it possible that amoxicillin be taken together with flagyl?

Yes.: Two different families of antibiotics. No interactions when taken together. Make sure you're not allergic to either medication, Amoxicillin is a penicillin family drug. Do not take the medications if they were not prescribed by your physician or a healthcare professional. There are specific reasons doctors give 2 antibiotics together. Take with food, and probiotics to minimize GI upset.