Company fact sheet




MSD Thailand


We are called MSD everywhere outside of the U.S. and Canada. In the U.S. and Canada, we are known as Merck & Co., Inc., Kenilworth, N.J., USA. The company is listed on the New York Stock Exchange under the symbol “MRK.”

For more than 130 years, MSD has been inventing for life, bringing forward medicines and vaccines for many of the world’s most challenging diseases in pursuit of our mission to save and improve lives. We demonstrate our commitment to patients and population health by increasing access to health care through far-reaching policies, programs and partnerships. 

Today, we continue to be at the forefront of research to prevent and treat diseases that threaten people and animals – including cancer, infectious diseases, such as HIV and Ebola, and emerging animal diseases.

MSD (THAILAND) Ltd. is a wholly owned subsidiary of Merck & Co., Inc., a global research-intensive biopharmaceutical company, dedicated to putting patients first. In Thailand, MSD’s medicines have contributed to improving healthcare for over 70 years and were first supplied through collaboration with BLH Trading Company Ltd. (“BLH”) in 1949.

In 2004, MSD established a wholly owned subsidiary in Thailand. With this new structure, the company was better able to bring the best of MSD medicines to Thailand through the introduction of innovative therapies, conducting clinical research and supporting physician and patient education. With focus on our key therapeutic areas of Oncology, Vaccines, Diabetes and Hospital Acute Care, MSD is helping health professionals and other partners achieve excellence in patient care, clinical practice, and scientific research. The company sponsors educational activities that share the latest medical information with health professionals and supports programs that help doctors to manage their patients’ health. In addition, with over 25 years’ continued commitment to R&D, we currently have over 42 ongoing clinical research studies (6,589 subjects)[i] in Oncology, Vaccine, and Infectious diseases.

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Office Location


Total 250 (60 employees dedicated to Clinical Research)[ii]

999/9 The Offices at Centralworld, Floor 37th, Unit OFMH 3707-3712, Rama I Road, Pathumwan Sub-district, Pathumwan District, Bangkok 10330
Tel: +66 (2) 262 5700, Fax: 66 2254 0914

Animal Health

2020 Revenue



Managing Director

MSD is a global health care company that delivers innovative health solutions through its prescription medicines, vaccines, biologic therapies, and animal health products.

MSD has a robust pipeline, with a wide range of product candidates across each phase of development.

View the pipeline

Mary Srethapakdi

[i] as at 2020
[ii] as at 2021