Active substance

Zinc Gluconate, Sambucus Nigra, Avena Sativa L., Rosa Canina, Echinacea Purpurea

2 products from 1 companies contain this in United States.

2 without prescriptionLozenge

Available without a prescription

Same substance is not the same product. Strength, form, release mechanism and other ingredients all differ. Whether one can replace another is a decision for a pharmacist.