GlaxoSmithKline Customer Service
- (800) 245-1040
- (888) 825-5249
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GlaxoSmithKline is a public limited company which specializes in research and development of medical products. It was founded by merger of Glaxo Wellcome and SmithKline Beecham in December 2000. The company headquarters is based in Brentford, London, England. GlaxoSmithKline focuses on pharmaceuticals, vaccines, and consumer healthcare areas. The company develops medicines for tuberculosis, HIV/AIDS, and malaria. Available consumer brands are Tums, Panadol, Horlicks, Aquafresh, and Sensodyne. It has offices in more than 115 countries worldwide. Manufacturing sites for consumer products are in Ireland, the United States, Brazil, Canada, and Kenya. The company cooperates with academic institutions. It is traded on NYSE under the ticker symbol GSK.
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