Guaifenesin 400mg and Dextromethorphan HBr 20mg 20 mg/1 / 400 mg/1 Medicare Part D Coverage
cover Guaifenesin 400mg and Dextromethorphan HBr 20mg
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Frequently Asked Questions about Guaifenesin 400mg and Dextromethorphan HBr 20mg
0% of Medicare Part D plans cover Guaifenesin 400mg and Dextromethorphan HBr 20mg. Coverage varies by plan and geographic area.
Costs vary by plan. Enter your ZIP code above to see exact prices for plans in your area.
The tier placement for Guaifenesin 400mg and Dextromethorphan HBr 20mg varies by plan. Compare plans to find the best tier for your medication.
0% of plans require prior authorization for Guaifenesin 400mg and Dextromethorphan HBr 20mg. Prior authorization means your doctor must confirm the drug is medically necessary before the plan will cover it.
Coverage statistics based on CMS formulary data for plan year 2026. Data updated regularly. Methodology →