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Get Prometrium for as low as $500.32, which is 16% off the average retail price of $596.44 for the most common version, by using a GoodRx coupon.
GoodRx coupon prices last updated on 04/22/26.
| Dosage | Quantity | Retail price | GoodRx price |
|---|
| 100mg | 30 capsules | $615.38 | $500.32 |
| 200mg | 30 capsules | $679.54 | $616.69 |