Brand-name prescription

Janumet XR

sitagliptin and metformin

Compare your options

CompareJanumet XRBrand nameAuthorized genericWithout the Janumet XR nameRegular genericsitagliptin and metformin
What pharmacies payfrom$5.28–10.56per tabletNot soldOther forms only
Same as Janumet XR?The original––
Ways to saveMaker’s card––
With insuranceYour plan’s brand co-pay––

No authorized generic: There isn’t one.

Regular generic: The FDA has approved one in this form, but it isn’t in pharmacies yet. Other forms or strengths are sold, but switching to one would need a new prescription.

Prices are the average U.S. drugstores pay (source: Medicaid, September 23, 2026). What you pay depends on your plan or the pharmacy.

Check the maker’s page for who can use it.

The maker’s savings card

Rx Maker’s savings card Merck

Merck Cash-Pay Gateway

Janumet XR’s maker has a savings program. Its page doesn’t list a dollar amount.

Get it on merckcashpaygateway.com

From the maker’s official site, checked September 25, 2026. Check the maker’s page for who can use it.

What pharmacies pay

The average U.S. drugstores pay for each strength (source: Medicaid, September 23, 2026). What you pay depends on your plan or the pharmacy.

StrengthJanumet XR
100-1,000 mg tabletper tablet$10.56
50-1,000 mg tabletper tablet$5.28
50-500 mg tabletper tablet$5.28

Good to know