Smaller studies focused on the Viagra therapy have already shown promising results.
Pfizer and Allergan will create the biggest merger in healthcare history, making way for a record-breaking company.
The Bill & Melinda Gates Foundation has teamed up with a pharmaceutical company as well as other aid groups to make birth-control more accessible to women living in poor, developing nations.
The newest Viagra TV commercial, airing on Tuesday, will target women.
According to researchers, a Pfizer drug was effective in shrinking the tumor size in patients with a rare form of lung cancer.
Pfizer and 23andMe have teamed up to study bowel disease.
Pharmaceutical company, Pfizer is facing a surge in lawsuits filed by women who are claiming that the cholesterol-lowering drug gave them type 2 diabetes.
Two new drugs created by Pfizer and Eli Lilly could be effective in treating advanced breast cancer.
Pfizer Inc announced Thursday it was recalling its antidepressant Effexor XR along with another lot of a generic version of the drug. The announcement follows a discovery by a pharmacist who found a different drug in the bottle of Effexor.
Pfizer's Prevnar 13 was effective in preventing pneumonia in seniors, according to the results of a large drug trial.