What is the generic of Pepcid AC?
The generic of Pepcid AC is Famotidine. As of July 2026, the lowest verified cash price for Famotidine 20 mg is $4.00 at H-E-B Pharmacy, based on 34 verified US pharmacy quotes — every price below is a real quote we verified, not an estimate.
| Pharmacy / source | Type | Verified cash price |
|---|---|---|
| H-E-B Pharmacy | program | $4.00 |
| Costco Pharmacy | pharmacy | $4.00 |
| Costco Pharmacy | pharmacy | $4.00 |
| H-E-B Pharmacy | program | $4.00 |
| Honeybee Health | pharmacy | $5.00 |
| Mark Cuban Cost Plus | pharmacy | $5.31 |
Last verified Jul 19, 2026. Cash prices only, from verified public retail and mail-order sources — no insurance copays, no estimates, no extrapolation across strengths or quantities. Prices change; confirm at the pharmacy counter. See our methodology.
Common questions
- What is the generic of Pepcid AC?
- The generic of Pepcid AC is Famotidine. It contains the same active ingredient and is the version that drives the low cash prices below.
- How much does generic Pepcid AC (Famotidine) cost without insurance?
- The lowest verified cash price we currently have for Famotidine 20 mg is $4.00 at H-E-B Pharmacy, from 34 verified US pharmacy quotes. Prices change; confirm at the pharmacy before you buy.
- Is generic Famotidine as effective as Pepcid AC?
- Generic Famotidine must meet the same FDA standards for active ingredient, strength, and quality as Pepcid AC. Ask your pharmacist if you have questions about switching.