Pfizer Inc. discovers, develops, manufactures, and sells healthcare products worldwide. It offers medicines and vaccines in various therapeutic areas, including internal medicine, vaccines, oncology, inflammation and immunology, and rare diseases under the Lyrica, Chantix/Champix, Eliquis, Ibrance, Sutent, Xalkori, Inlyta, Xtandi, Enbrel, Xeljanz, Eucrisa, BeneFix, Genotropin, and Refacto AF/Xyntha brands. The company also provides consumer healthcare products that comprise over-the-counter medicines, including dietary supplement products under the Centrum, Caltrate, and Emergen-C names; pain management products under the Advil and ThermaCare names; gastrointestinal products under the Nexium 24HR/Nexium Control and Preparation H names; and respiratory and personal care products under the Robitussin, Advil Cold & Sinus, and ChapStick names. In addition, it offers products that would lose or have lost marketing patent protection; branded generic products; generic sterile injectable products; biosimilars; and anti-infectives under the Lipitor, Premarin family, Norvasc, Lyrica, Celebrex, Viagra, Inflectra/Remsima, Zyvox, Vfend, Revatio, Inspra, Medrol, Sulperazon, Fragmin, Tygacil, Nivestim, and Retacrit, Ixifi Infliximab BS names. Further, the company is also involved in the contract manufacturing business. It serves wholesalers, retailers, hospitals, clinics, government agencies, pharmacies, and individual provider offices, as well as disease control and prevention centers. The company has collaboration and/or co-promotion agreements with Bristol-Myers Squibb Company, Astellas Pharma US, Inc., and Merck KGaA; licensing agreement with BionTech AG; and collaboration agreements with Merck & Co., Inc. and Eli Lilly & Company, as well as with Merck KGaA and Nektar Therapeutics to develop a therapy for treating pancreatic cancer. Pfizer Inc. was founded in 1849 and is headquartered in New York, New York.