Diabetes

Januvia (sitagliptin)

Patient Assistance Program Guide — Merck Patient Assistance Program

Rules verified: August 30, 2026
Merck Patient Assistance Program
Program name
Processing time
both
Medication delivery
$63,840
1-person income limit

Current program eligibility

As stated by the Merck PAP guideline we work from. Programs change their rules without notice, so we confirm your eligibility before filing.

Income limit
400% of the federal poverty level
Employer or private insurance
Yes
Medicaid
Yes
Medicare A&B
Yes
Medicare A&B with Part D
Yes

Do You Qualify?

Income

Up to $63,840 for a single person

Insurance

Primarily for the uninsured. Insured patients may qualify if they attest to special circumstances of financial and medical hardship and meet income criteria. Patients in alternative funding programs are ineligible.

Residency

US resident with a prescription from a licensed US healthcare provider; includes US Territories. Citizenship not required.

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Income Limits (400% FPL)

Household SizeMax Annual Income
1 person$63,840
2 persons$86,560
3 persons$109,280
4 persons$132,000

The program guideline sets the limit at 400% of the federal poverty level. Figures use the 2026 HHS guidelines for the 48 contiguous states.

Based on 2026 HHS Federal Poverty Level guidelines.

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Ready to Apply for Januvia Assistance?

RX Advantages handles the entire Merck Patient Assistance Program application on your behalf — paperwork, physician coordination, and refill tracking. It takes about 15 minutes to get started.

Start Your ApplicationSee How It Works

No SSN required on the web form · From $49.95/month