Merck & Co., Inc. is a health care company ... animal health, and consumer care products. It operates through the following segments: Pharmaceutical, Animal Health, and Other.

Gardasil and Gardasil 9 are together Merck's second best-selling product, with global sales of $8.58 billion in 2024. U.S. patent protection expires in 2028. The U.S. Centers for Disease Control ...