After reviewing 10 pharmacies, our pick for buying Potassium Chloride is Amazon Pharmacy at $5.65. Here's our full analysis.
Last updated: April 14, 2026
Our Verdict
For most people buying Potassium Chloride, we recommend Amazon Pharmacy at $5.65 for a 30-day supply. Online pharmacies typically offer the best prices, though you'll need to wait for delivery.
#1 Pick
online pharmacy
$5.65
$4.13 w/ card
Pros
Cons
#2 Pick
mail-order pharmacy
$5.90
$4.04 w/ card
Pros
Cons
#3 Pick
mail-order pharmacy
$8.14
$7.10 w/ card
Pros
Cons
| Discount Card | Per Unit | ||||
|---|---|---|---|---|---|
AP Amazon Pharmacy online | $5.65 | $4.13 | $0.1883 | Save $13.72 | Get Price |
C Capsule mail-order | $5.90 | $4.04 | $0.1967 | Save $13.47 | Get Price |
ES Express Scripts mail-order | $8.14 | $7.10 | $0.2713 | Save $11.23 | Get Price |
HH Honeybee Health mail-order | $8.41 | $7.06 | $0.2803 | Save $10.96 | Get Price |
CP Costco Pharmacy retail | $8.66 | $6.87 | $0.2887 | Save $10.71 | Get Price |
WP Walmart Pharmacy retail | $9.41 | $6.61 | $0.3137 | Save $9.96 | Get Price |
CP Cost Plus Drugs online | $10.65 | $9.46 | $0.3550 | Save $8.72 | Get Price |
RA Rite Aid retail | $16.88 | $12.49 | $0.5627 | Save $2.49 | Get Price |
W Walgreens retail | $18.62 | $12.18 | $0.6207 | Save $0.75 | Get Price |
CP CVS Pharmacy retail | $19.37 | $16.17 | $0.6457 | Get Price |
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This guide is for informational purposes only. Consult your physician or pharmacist for medical decisions. Prices are estimates and may vary.