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Get Potassium Chloride for as low as $37.04, which is 94% off the average retail price of $590.85 for the most common version, by using a GoodRx coupon.

| Dosage | Quantity | Retail price | GoodRx price |
|---|---|---|---|
| 20meq | 30 packets | $309.71 | $32.66 |
| Dosage | Quantity | Retail price | GoodRx price |
|---|---|---|---|
| 25meq | 30 effervescent tablets | $46.87 | $41.67 |
| Dosage | Quantity | Retail price | GoodRx price |
|---|---|---|---|
| 10% | 473 ml | $283.81 | $32.98 |
| 20% | 473 ml | $595.98 | $37.04 |

GoodRx coupon prices last updated on 04/18/26.