Pfizer
Pfizer Inc engages in the discovery, development, manufacture, and marketing of prescription medicines for humans and animals worldwide. Its Pharmaceutical segment offers Lipitor for elevated cholesterol levels in the blood; Norvasc for hypertension; Caduet for cardiovascular events; Chantix-Champix for smoking cessation; Lyrica for neuropathicpain; Geodon-Zeldox, a psychotropic agent; and Aricept for Alzheimers disease. It also provides Celebrex for arthritis pain, and inflammation and acute-pain; Vfend for esophageal-candidiasis and blood-stream-infections; Zyvox for bacterial-infections; and Selzentry-Celsentri for adults infected with only CCR5-tropic-HIV-1 detectable. In addition, this segment provides Viagra for erectile-dysfunction; Detrol and Toviaz for overactive-bladder; Camptosar for metastatic colorectal-cancer; Sutent, an oral multi-kinase inhibitor; Xalatan-Xalacom for open-angle-glaucoma and ocular-hypertension; and Genotropin for growth-disorders. The companys Animal Health segment offers parasiticides, anti-inflammatories, antibiotics, vaccines, antiemetics, and anti-obesity agents. It also provides Revolution/Stronghold for dogs and cats; Rimadyl for pain and inflammation associated with canine osteoarthritis and soft-tissue-orthopedic surgery; Clavamox-Synulox for skin and soft tissue infections; RespiSureOne-StellamuneOne to prevent pneumonia in swine; Bovi-Shield-Gold for reproductive and respiratory protection; Dectomax, an injectable and pour-on formulations; Draxxin, an antibiotic for infections in cattle and swine; and Excede to treat infections in dairy cows, beef cattle, and swine. Pfizer Inc. also involves in contract manufacturing and bulk pharmaceutical chemicals businesses. It serves doctors, nurse practitioners, physician assistants, pharmacists, hospitals, pharmacy benefit managers, managed care organizations, and government agencies. The company was founded in 1849 and is headquartered in New York, New York.
.Wyeth
is wise in the ways of health care. Operating in three segments, the company's largest unit is its Pharmaceuticals business, which sells antidepressant Effexor, arthritis drug Enbrel with partner Amgen, and vaccinePrevnar, as well as anti- infectives, nutrition and women's health products, gastroenterology drugs, and treatments for hemophilia and cardiovascular conditions. Its Consumer Healthcare unit produces such familiar over-the-counter brands as Advil, Centrum, Robitussin, and ChapStick. Subsidiary Fort Dodge Animal Health makes products for livestock and pets, including vaccines and parasite control products. Wyeth has agreed to be acquired by top drugmaker Pfizer for $68 billion