Costco Pharmacy · Price Comparison 2026
Duloxetine at Costco Pharmacy: ~$194
Costco pharmacy prices are competitive, but membership is required. Script Unlock lets you compare Costco against competing local pharmacies. When independent pharmacies compete on Script Unlock, the same Duloxetine (Duloxetine Hydrochloride) is available from $72 — saving you $122 per fill.
Costco Pharmacy Price
~$194
typical cash price
Competing Pharmacies
From $72
when pharmacies compete
You Could Save
$122
vs Costco Pharmacy
Free · No account needed · Takes 30 seconds
Don't Pay Costco Pharmacy's $194 for Duloxetine
Pharmacies compete. You save $122. Takes 30 seconds.