Content about sildenafil citrate

March 18, 2014

Pfizer has sued Torrent Pharmaceuticals in an effort to protect its erectile-dysfunction drug Viagra (sildenafil citrate) from generic competition, according to a Bloomberg News report published Tuesday.

NEW YORK — Pfizer has sued Torrent Pharmaceuticals in an effort to protect its erectile-dysfunction drug Viagra (sildenafil citrate) from generic competition, according to a Bloomberg News report published Tuesday

Torrent has filed an aNDA with the Food and Drug Administration, challenging Pfizer's patent that expires on Oct. 22, 2019. 

August 5, 2013

Amneal Pharmaceuticals has introduced five new generic drugs, the company said.

BRIDGEWATER, N.J. — Amneal Pharmaceuticals has introduced five new generic drugs, the company said.

The drugs launched are:

Potassium chloride extended-release capsules in the 750-mg strength and in bottle count sizes of 100, 500 and 1,000. The drug is a generic version of Nesher Pharmaceuticals' Micro-K10 ExtenCaps and used to treat potassium deficiency.

Sildenafil tablets in the 20-mg strength and in 90-count bottles. The drug is a generic version of Pfizer's Revatio, used to treat pulmonary arterial hypertension.

May 6, 2013

Pfizer is attempting to stem the rise of counterfeit medicines by selling one of its most popular drugs — and one of the most popular targets for counterfeiters — online.

NEW YORK — Pfizer is attempting to stem the rise of counterfeit medicines by selling one of its most popular drugs — and one of the most popular targets for counterfeiters — online.

The drug maker announced that it had launched Viagra (sildenafil citrate) home delivery, a prescription-fulfillment website for the drug, which is powered by CVS/pharmacy and accessible through Viagra.com.

February 8, 2013

Surprise inspections at 40 compounding pharmacies in Massachusetts last fall have led to 10 being ordered to stop sterile compounding, according to published reports.

NEW YORK - Surprise inspections at 40 compounding pharmacies in Massachusetts last fall have led to 10 being ordered to stop sterile compounding, according to published reports.

State health authorities sent cease-and-desist letters to 11 pharmacies, telling 10 to stop compounding altogether and one to stop compounding the drug sildenafil citrate. Twenty-one other pharmacies were allowed to continue compounding, but were cited for minor violations.

November 13, 2012

The Food and Drug Administration has approved a generic drug made by Mylan for treating pulmonary arterial hypertension, the drug maker said Tuesday.

PITTSBURGH — The Food and Drug Administration has approved a generic drug made by Mylan for treating pulmonary arterial hypertension, the drug maker said Tuesday.

Mylan announced the FDA approval of sildenafil citrate tablets in the 20-mg strength, a generic version of Pfizer's Revatio. The drug is used to treat adults with PAH to improve exercise ability and delay clinical worsening of the condition.

Revatio had sales of about $339 million during the 12-month period ended in September, according to IMS Health.

October 5, 2012

In partnership with international regulatory and law enforcement agencies, the Food and Drug Administration on Thursday announced it had taken action against more than 4,100 Internet pharmacies that illegally sell unapproved drugs to consumers.

SILVER SPRING, Md. — In partnership with international regulatory and law enforcement agencies, the Food and Drug Administration on Thursday announced it had taken action against more than 4,100 Internet pharmacies that illegally sell unapproved drugs to consumers. Actions taken include civil and criminal charges, seizure of illegal products and removal of offending websites.