Prescription savings
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Medication discounts

Get Perphenazine/Amitriptyline for as low as $21.49, which is 60% off the average retail price of $53.16 for the most common version, by using a GoodRx coupon.
You can save more on select medications with GoodRx Companion. See which medications are eligible.

| Dosage | Quantity | Retail price | GoodRx price |
|---|
| 2mg/ 10mg | 30 tablets | $47.75 | $21.49 |
| 4mg/ 10mg | 60 tablets | $103.38 | $40.02 |
| 2mg/ 25mg | 90 tablets | $138.26 | $71.38 |
| 4mg/ 25mg | 30 tablets | $65.23 | $24.74 |
| 4mg/ 50mg | 90 tablets | $310.60 | $65.38 |
Popular offers
250+ medications are free, with hundreds more under $10. Plans start at $9.99/mo. (when paid yearly). Terms apply.
GoodRx coupon prices last updated on 09/20/26.
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Pricing is calculated based on your prescription details.