DrugPatentWatch

DrugPatentWatch concentrates deep knowledge on more than 6,400 small-molecule drugs and 2,300 generic ingredients from 1,700 branded and generic pharmaceutical companies and 700 suppliers, and more than 4,300 active and expired US patents and 74,000 international patents spanning 93 countries and regional patent offices.

Tradename: VIAGRA

Summary for Tradename: VIAGRA

Patents:2
Applicants:1
NDAs:1
Suppliers: see list8
2012 Sales:$1,083,709,000
Therapeutic Class:Respiratory Tract Agents
drug
patent expirations by year for
 VIAGRA

Clinical Trials for: VIAGRA

A Pivotal Bioequivalence Study Between The Sildenafil Powder For Oral Suspension (10 Mg/Ml) And The Sildenafil 10 Mg Immediate Release (IR) Tablet Relative To The Revatio 20 Mg IR Tablet In Healthy Volunteers Under Fasting Conditions
Status: Completed Condition: Pulmonary Arterial Hypertention

Does Oral Sildenafil (Viagra) Decrease Mean Pulmonary Artery Pressure After Cardiac Surgery?
Status: Recruiting Condition: Pulmonary Hypertension

Pharmacokinetics Of Sildenafil Orally Disintegrating Tablet Formulation Versus To Viagra® Oral Tablet.
Status: Completed Condition: Erectile Dysfunction

Sildenafil (Viagra) Treatment of Subacute Ischemic Stroke
Status: Terminated Condition: Ischemic Stroke

Sildenafil for Prevention of Cerebral Vasospasm
Status: Recruiting Condition: Subarachnoid Hemorrhage; Cerebral Vasospasm; Rupture of Intracranial Aneurysm

Bioequivalence Study For Orally-Disintegrating Tablet Of Sildenafil
Status: Completed Condition: Healthy

A Study to Evaluate a Possible Superiority Expressed by the Faster Onset of Action and the Efficacy and Safety of Sildenafil Citrate 20mg Sublingual Tablet in the Treatment of Erectile Dysfunction of Different Etiologies
Status: Not yet recruiting Condition: Erectile Dysfunction

Use of Sildenafil (Viagra) in Diabetic Men With Erectile Dysfunction: the Impact on Blood Vessels
Status: Completed Condition: Impotence

Effect of Adding Sildenafil to Protocol of Endometrial Preparation in Outcome of Frozen-thawed Embryo Transfer Cycles
Status: Completed Condition: Endometrial Preparation; Frozen Embryo Transfer

Sildenafil in Single Ventricle Patients
Status: Recruiting Condition: Heart Disease

Courtesy of ClinicalTrials.org
See more clinical trials for this drug
Glossary
Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Product Substance Delist_Flag Patent Expiration Exclusivity Expiration
Pfizer Ireland
VIAGRA
sildenafil citrate
TABLET; ORAL020895Mar 27, 1998RXNo5,250,534*PED<disabled><disabled>
Pfizer Ireland
VIAGRA
sildenafil citrate
TABLET; ORAL020895Mar 27, 1998RXNo6,469,012*PEDY<disabled><disabled>
Pfizer Ireland
VIAGRA
sildenafil citrate
TABLET; ORAL020895Mar 27, 1998RXYes5,250,534*PED<disabled><disabled>
Pfizer Ireland
VIAGRA
sildenafil citrate
TABLET; ORAL020895Mar 27, 1998RXYes6,469,012*PEDY<disabled><disabled>
The preview shows a limited data set. Complete access is available with a Subscription
first patents previous patents next patents last patents

Export unavailable in trial.
Subscribe for complete access.

Paragraph IV activity for: VIAGRA

Drugname Dosage Strength RLD Submissiondate
sildenafil citrateTablets25 mg and 50 mgViagra11/19/2004
sildenafil citrateTablets100 mgViagra10/25/2004

« Back to Dashboard

DrugPatentWatch Archives

You are viewing the current data set
Select a link below to view the archives:

 2000  2001  2002  2003  2004  2005  2006  2007  2008  2009 
 2010  2011 

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors.

Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided information. There is no warranty that the information contained herein is error free. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.

Sign up for a free trial

First name
Last name
Email address

Connect with Social Media:

Follow DrugPatentWatch on Twitter Connect with DrugPatentWatch on Linkedin Drug Patents on LinkedIn

Copyright © 2002-2013 thinkBiotech LLC. ISSN: 2162-2639

`abc