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Pricing is calculated based on your prescription details.

Get Gentamicin for as low as $5.99, which is 84% off the average retail price of $37.31 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.


Popular offers
| Dosage | Quantity | Retail price | GoodRx price |
|---|
GoodRx coupon prices last updated on 11/13/26.
*Prices subject to change without notice. Sales tax may apply and is not included. GoodRx is NOT insurance. Cancel anytime. Companion plans start at $9.99/mo. (when paid yearly). Eligible free medications and discounted prices are subject to change at any time.250+ medications are free, with hundreds more under $10. Plans start at $9.99/mo. (when paid yearly). Terms apply.
| 5ml of 0.3% | 1 eye dropper | N/A | $17.51 |
| 15ml of 0.3% | 1 eye dropper | $137.72 | $29.29 |
| 15g of 0.1% | 1 tube | $49.00 | $22.38 |
| 30g of 0.1% | 1 tube | $79.99 | $35.95 |
| 15g of 0.1% | 2 tubes | $100.00 | $31.50 |
| 30g of 0.1% | 1 tube | $81.99 | $31.50 |
| 3.5g of 0.3% | 1 tube | $38.52 | $38.52 |