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Get Diphenhist for as low as $6.22, which is 53% off the average retail price of $13.20 for the most common version, by using a GoodRx coupon.

| Dosage | Quantity | Retail price | GoodRx price |
|---|---|---|---|
| 25mg | 60 capsules | $13.20 | $8.41 |
| Dosage | Quantity | Retail price | GoodRx price |
|---|---|---|---|
| 25mg | 20 tablets | $4.09 | $4.09 |










GoodRx coupon prices last updated on 05/07/26.