Keytruda
Pembrolizumab · Merck
Keytruda (pembrolizumab) is the most widely used immunotherapy drug, approved for more cancer types than any other checkpoint inhibitor. It works by helping the immune system fight cancer.
FDA-Approved Uses
Keytruda is FDA-approved for the following conditions.
Dosing: 200mg IV every 3 weeks
Average Cost
What you can expect to pay for Keytruda.
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Medicaid Coverage by State
Keytruda coverage status across all 51 states and territories.
| State | Medicaid | Medicare | Prior Auth |
|---|---|---|---|
| Alabama | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Alaska | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Arizona | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Arkansas | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| California | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Colorado | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Connecticut | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Delaware | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| District of Columbia | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Florida | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Georgia | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Hawaii | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Idaho | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Illinois | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Indiana | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Iowa | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Kansas | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Kentucky | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Louisiana | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Maine | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Maryland | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Massachusetts | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Michigan | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Minnesota | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Mississippi | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Missouri | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Montana | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Nebraska | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Nevada | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| New Hampshire | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| New Jersey | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| New Mexico | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| New York | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| North Carolina | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| North Dakota | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Ohio | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Oklahoma | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Oregon | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Pennsylvania | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Rhode Island | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| South Carolina | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| South Dakota | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Tennessee | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Texas | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Utah | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Vermont | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Virginia | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Washington | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| West Virginia | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Wisconsin | Covered (Prior Auth) | Covered (Prior Auth) | Required |
| Wyoming | Covered (Prior Auth) | Covered (Prior Auth) | Required |
Patient Assistance Programs
Merck offers savings programs that may reduce your cost to $0. Check eligibility below.
Check Eligibility at Merck ↗Keytruda Side Effects
Common and serious side effects to discuss with your doctor.
⚡ Common Side Effects
- Fatiguecommon
- Nauseacommon
- Decreased appetitecommon
⚠️ Serious Side Effects
- Immune-mediated reactionsuncommon
- Pneumonitisuncommon
Seek immediate medical attention if you experience any serious side effects.
Frequently Asked Questions
How much does Keytruda cost without insurance?
Keytruda costs approximately $17,000 per month without insurance. With insurance, copays range from $0 to $2,000 per month.
Does Medicaid cover Keytruda?
Medicaid coverage for Keytruda varies by state. Many states cover it with prior authorization. See the coverage table below for your state.
What are the side effects of Keytruda?
Common side effects include fatigue, nausea, decreased appetite. Serious but rare side effects include immune-mediated reactions and pneumonitis.
What is the generic name for Keytruda?
The generic name for Keytruda is Pembrolizumab. It is manufactured by Merck.
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