PT Merck Tbk manufactures and sells pharmaceutical products in Indonesia. It operates through three segments: Biopharma, Consumer Health, and Others. It offers health care products in the areas of cardiovascular, metabolic, oncology, endocrinology, fertility, and neurodegenerative diseases, as well as general medicines. The company also engages in discovering, developing, manufacturing, and marketing pharmaceutical and biological prescription medicines to treat colorectal cancer, head and neck cancer, multiple sclerosis, infertility, growth hormone disorders, and diabetes, as well as thyroid disorders comprising hyperthyroidism and hypothyroidism. In addition, it leases and manages properties. The company was formerly known as PT Merck Indonesia Tbk and changed its name to PT Merck Tbk in June 2002. The company was founded in 1970 and is headquartered in East Jakarta, Indonesia. PT Merck Tbk is a subsidiary of Merck Holding GmbH.