Keytruda is a prescription medication used to treat various types of cancer, including melanoma, non-small cell lung cancer, and head and neck squamous cell cancer. The medication is manufactured by Merck & Co., and its active ingredient is pembrolizumab.

In terms of insurance coverage, the requirements for Keytruda may vary depending on the patient's insurance plan and individual circumstances. According to the Merck Access Program, Keytruda is covered by most insurance plans, including Medicare and Medicaid [3]. However, patients are encouraged to check with their insurance provider to confirm their coverage details.

The cost of Keytruda can be expensive, but there are financial assistance programs available to help patients afford the medication. The Merck Access Program offers support services to help patients navigate the insurance process and provides financial assistance for eligible patients who are uninsured or underinsured [2]. Additionally, Merck offers a co-pay assistance program to help patients with out-of-pocket costs associated with their Keytruda treatment [3].

In conclusion, the requirements for insurance coverage of Keytruda may vary depending on the patient's insurance plan. However, there are financial assistance programs available to help patients afford the medication, including the Merck Access Program and co-pay assistance program. Patients are encouraged to check with their insurance provider and speak with their healthcare provider about their options for accessing Keytruda.

Sources:
[2] https://www.keytruda.com/financial-support/
[3] https://www.merckaccessprogram-keytruda.com/hcc/affordability.html