Safety & Efficacy
Evidence-based information about dosing, side effects, and drug interactions
5 questions answered in this category
Ivermectin Side Effects and Warnings
Ivermectin side effects in its prescribing information include dizziness, itching, nausea, diarrhea and tiredness, plus rare but serious warnings.
Mebendazole Side Effects and Warnings
Mebendazole side effects listed in its prescribing information: loss of appetite, belly pain, diarrhea, gas, nausea, vomiting and rash, plus rare warnings.
Are there drug interactions I should know about?
Yes — ivermectin and mebendazole each have specific labeled interactions. Share your full medication list with your provider.
Who should NOT take these medications?
People with known allergies to either drug, certain conditions, and specific interacting medications need provider evaluation first.
How do I take my medication properly?
Follow your prescriber's exact instructions on timing and food. Ivermectin is typically taken on an empty stomach; mebendazole can be taken with food.