Costco Pharmacy · Price Comparison 2026
Sitagliptin at Costco Pharmacy: ~$486
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 Sitagliptin (Sitagliptin Phosphate) is available from $270 — saving you $216 per fill.
Costco Pharmacy Price
~$486
typical cash price
Competing Pharmacies
From $270
when pharmacies compete
You Could Save
$216
vs Costco Pharmacy
Free · No account needed · Takes 30 seconds
Don't Pay Costco Pharmacy's $486 for Sitagliptin
Pharmacies compete. You save $216. Takes 30 seconds.