Active substance
Alka-Seltzer Original Flavor
2 products from 2 companies contain this in United States.
2 without prescriptionTablet, Effervescent
Available without a prescription
Alka-Seltzer Original Flavor325 mgWithout prescription Bayer HealthCare LLC. · Alka-Seltzer Original FlavorAlka-Seltzer Original Flavor325 mgWithout prescription Navajo Manufacturing Company Inc. · Alka-Seltzer Original Flavor
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.