^ "Pfizer Courting More Controversy with Viagra 'Advergaming'". Archived from the original on 19 December 2019. Archived from the original on 6 May 2018. Archived from the original on 9 January 2009. Archived from the original on 22 February 2021. ^ a b "Viagra now available over the counter without prescription in the UK". Archived from the original on 26 March 2021. Archived from the original on 8 December 2013.
Sildenafil 25 mg has a rapid onset compared to higher doses.
It is considered effective for most men with mild to moderate ED.
Alcohol intake can reduce the effectiveness of the medication.
The medication is generally safe when used as directed by a healthcare provider.
"The coming generics threat to Pfizer's Viagra brand just got scarier". Archived from the original on 9 September 2017. ^ "Viagra to go generic in 2017 according to Pfizer agreement". Archived from the original on 1 December 2017. "Sex, Drugs and That Little sildenafil 60mg Blue Pill". Archived from the original on 6 December 2017. "Why Pfizer Is About to Slash Viagra's Price in Half". Archived from the original on 7 December 2017. "Pfizer to lose patent of drug Viagra, Indian companies gear up with copycat versions: Pfizer's patent for the formulation of Viagra, used to treat impotence in men, ends in the US in 2020".
Sildenafil 25 mg is prescribed for men who need a lower dose option.
It is manufactured by various pharmaceutical companies globally.
Ensure the medication is obtained from a legitimate source.
Always check the expiration date before use.
Archived from the original on 17 April 2021.
PCI DSS Compliant
American College of Cardiology/American Heart Association". Journal of the American College of Cardiology. ^ "Viagra (Sildenafil Citrate): Side Effects, Interactions, Warning, Dosage & Uses". Archived from the original on 12 July 2018. "Young men add Viagra to their drug arsenal".
What should I tell my healthcare provider before taking sildenafil?
Archived from the original on 4 September 2014. "Recreational use and misuse of phosphodiesterase 5 inhibitors". Archived from the original on 21 August 2016. "Sildenafil does not improve sexual function in men without erectile dysfunction but does reduce the postorgasmic refractory time". ^ McCambridge J, Mitcheson L, Hunt N, Winstock A (March 2006). ^ "Set to conquer US, Indian 'Viagras' may give Pfizer a hard Time". Archived from the original on 22 December 2020. ^ a b "Pfizer Settles Viagra® Patent Litigation With Teva".
Parameter
Value
Description
Notes
Peak plasma time
0.5 to 1 hour
Time to reach maximum concentration
Varies with food intake
Half-life
4 hours
Duration in bloodstream
Affects dosing frequency
Absorption Speed
Rapid
How quickly it's absorbed
More rapid on empty stomach
Bioavailability
40%
Percentage absorbed systemically
"Lockout Supplements Issues Voluntary Nationwide Recall of Boner Bears Chocolate Syrup Due to Undeclared Sildenafil". Archived from the original on 19 November 2016. "Counterfeit Viagra, Cialis, Levitra: The Ultimate Guide". Archived from the original on 10 January 2017. "Online pharmacies suspected of counterfeit drug sales". ^ "Erectile Dysfunction Medication the Most Seized Drug During Global Crackdown, Interpol Says". ^ "Global illicit medicines targeted by INTERPOL operation". Archived from the original on 10 December 2023. ^ "Israeli-made AI exposes international fake Viagra network". ^ "Counterfeit Viagra Pills, Footwear, Belts, Car Emblems and Headphones Worth over $32 Million Seized at the LA/Long Beach Seaport U.S. Customs and Border Protection". Archived from the original on 12 October 2013. "Yes, There Is a Way to Get Generic Viagra". Archived from the original on 2 May 2016.
Product
Dosage
Quantity + Bonus
Price
Kamagra Oral Jelly
100mg
110 + 9 Sachets
334.87€ 318.92€
Kamagra Oral Jelly
100mg
90 + 8 Sachets
303.56€ 289.10€
Viagra Generic
100mg
20 Pills
45.58€ 43.41€
Viagra Generic
100mg
60 + 4 Pills
96.36€ 91.77€
Kamagra
100mg
12 Pills
55.64€ 52.99€
Viagra Generic
200mg
20 Pills
61.69€ 58.75€
Kamagra Polo
100mg
32 Pills
125.88€ 119.89€
Kamagra Polo
100mg
120 + 6 Pills
327.15€ 311.57€
Viagra Generic
200mg
60 + 4 Pills
125.19€ 119.23€
Viagra Generic
100mg
120 + 6 Pills
149.50€ 142.38€
Viagra Generic
50mg
360 + 10 Pills
225.33€ 214.60€
Viagra Generic
200mg
90 + 6 Pills
170.79€ 162.66€
Viagra Generic
25mg
180 + 6 Pills
154.93€ 147.55€
Viagra Generic
150mg
270 + 10 Pills
326.61€ 311.06€
Viagra Generic
150mg
180 + 10 Pills
236.46€ 225.20€
Viagra Generic
50mg
60 + 4 Pills
83.93€ 79.93€
Viagra Generic
150mg
30 + 2 Pills
72.32€ 68.88€
"Pfizer Wins Viagra Patent Infringement Case Against Teva Pharmaceuticals". Archived from the original on 11 January 2015.
5.2 Prolonged Erection and Priapism
"The rise of Viagra among British illicit drug users: 5-year survey data". "Does marijuana use play a role in the recreational use of sildenafil?". Archived from the original on 26 January 2013. "Sildenafil accelerates reentrainment of circadian rhythms after advancing light schedules". Proceedings of the National Academy of Sciences of the United States of America.
Sildenafil may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:
"Source: Roger Clemens, host of athletes pop Viagra to help onfield performance". Archived from the original on 14 August 2020. "Bears' Brandon Marshall says some NFL players use Viagra .. on the Field". Archived from the original on 5 March 2016. ^ "Pfizer Completes Transaction to Combine Its Upjohn Business with Mylan". Retrieved 17 June 2024 – via Business Wire. Archived from the original on 17 June 2024. "Viagra patent expires in June, says Brazilian court". Archived from the original on 17 April 2012. ^ "Revatio patent ruled invalid for lack of sound prediction and obviousness". Archived from the original on 3 March 2016. {{cite web}}: CS1 maint: deprecated archival service (link) ^ Teva Canada Ltd. v. Pfizer Canada Inc., 2012 SCC 60 at par. "Supreme Court ruling could lead to cheaper versions of Viagra". Archived from the original on 10 March 2013.
Dosing & Uses
Archived from the original on 1 November 2012. ^ Gurevich M, Cormier N, Leedham U, Brown-Bowers A (August 2018). Sexuopharmaceutical use by men as prevention and proficiency". "Spreading the Word, but What Word is That? Viagra and Male Sexuality in Popular Culture".
Low blood pressure
"A new view of women's sexual problems: Why new? Archived from the original on 3 January 2009. Archived from the original on 12 October 2008. "Sales of Impotence Drugs Fall, Defying Expectations". Archived from the original on 11 October 2007. "Canadian Supreme court rules Viagra patent invalid". Archived from the original on 11 November 2012. ^ "Viagra patent tossed out by Supreme Court: Decision allows generic versions of drug to be produced". Archived from the original on 18 September 2013. ^ "Pfizer Canada drops Viagra price after generic versions get Supreme Court green light". Archived from the original on 30 November 2012. Archived from the original on 27 December 2013. "In rare move, Pfizer asks Supreme Court to reconsider ruling that killed Viagra patent". Archived from the original on 5 February 2013. "The Supreme Court of Canada holds Pfizer's Viagra patent invalid". Archived from the original on 20 May 2013. ^ "Actavis Launches Generic Viagra in Europe as Patents Expire". Archived from the original on 29 October 2013. "What Will Happen When Viagra Goes Generic?". Archived from the sildenafil cenforce original on 23 April 2011. ^ "Is Viagra about to lose its pulling power in the UK?". Archived from the original on 30 October 2013.
Condition
Patient Group
Recommended Dose
Notes
Erectile Dysfunction
Men over 18
25-50 mg
As needed before activity
Pulmonary Arterial Hypertension
Adults with PAH
25 mg
Under medical supervision
Altitude Sickness Prevention
High altitude travelers
25 mg
Off-label use
Archived from the original on 22 August 2009. Archived from the original on 25 June 2007. "Viagra from the pharmacist: insight from reclassification in New Zealand". Archived from the original on 17 May 2021. ^ "Generic Viagra developers queue up, but may have to wait". Archived from the original on 28 December 2021. ^ "Approved Viagra copies flood drugstores in Korea". ^ "Viagra prescriptions almost triple in a decade". Archived from the original on 1 July 2024. ^ "MHRA reclassifies Viagra Connect tablets to a Pharmacy medicine".
The onset of effect usually occurs within 30 minutes to 1 hour.
The effects can last up to 4-6 hours, depending on the individual.
Patients should avoid heavy meals before taking the medication.
Sildenafil 25 mg is available by prescription only in most countries.
^ "Viagra to be available without prescription in UK". Dr Sandip completed his training in Psychiatry and sexual medicine in the UK. A post-graduate in Psychiatry from KMC Manipal, he worked in the UK for over 8 years following a one-year research post at NIMHANS, Bangalore. With an interest in the fields of sexual health and functioning, he has authored articles in books and peer-reviewed journals.
7.2 Alpha-blockers
"Structure of the catalytic domain of human phosphodiesterase 5 with bound drug molecules". ^ a b Webb DJ, Freestone S, Allen MJ, Muirhead GJ (March 1999). "Sildenafil citrate and blood-pressure-lowering drugs: results of drug interaction studies with an organic nitrate and a calcium antagonist". ^ Goldstein I, Lue TF, Padma-Nathan H, Rosen RC, Steers WD, Wicker PA (May 1998). "Oral sildenafil in the treatment of erectile dysfunction.
Revatio Tablets
Archived from the original on 14 January 2012. "Onset and duration of action of sildenafil for the treatment of erectile dysfunction". ^ "Scientist who developed Viagra receives knighthood in New Year's Honours". Archived from the original on 14 January 2023. "Sildenafil: from angina to erectile dysfunction to pulmonary hypertension and beyond". A recipient of the student of the year award by BSART in 2010, he is currently a consultant psychiatrist and sexual and relationship therapist with a belief in a holistic and psychotherapeutic approach to treating psychological distress. Dr. Pranitha Bangera is a gold-medalist healthcare professional with an elite foundation in clinical training and patient care. A researcher at heart, she specializes in creating high-impact, research-driven medical content that empowers readers through accessible patient education.
Archived from the original on 26 September 2008. Our clinicians regularly offer patients the opportunity to take part in trials of new drugs and treatments. Morriston Hospital in Swansea, was the first in the world to trial Viagra! ^ Boolell M, Allen MJ, Ballard SA, Gepi-Attee S, Muirhead GJ, Naylor AM, et al. "Sildenafil: an orally active type 5 cyclic GMP-specific phosphodiesterase inhibitor for the treatment of penile erectile dysfunction".
What happens if I take too much sildenafil?
"Sildenafil (Viagra), a potent and selective inhibitor of Type 5 cGMP phosphodiesterase with utility for the treatment of male erectile dysfunction". "Drug repositioning: identifying and developing new uses for existing drugs". Archived from the original on 22 April 2019. Archived from the original on 10 June 2019. "Health situation in former communist bloc is dire, says Unicef". Dr. Bangera focuses on the intersection of digital health and clinical communication, specifically within the fields of sexual health and mental well-being.
Sildenafil Pricing in India
"Towards a decade of detecting new analogues of sildenafil, tadalafil and vardenafil in food supplements: a history, analytical aspects and health risks". "Detection of sildenafil analogues in herbal products for erectile dysfunction". Archived from the original on 4 March 2016. ^ "FDA Warns Consumers About Dangerous Ingredients in "Dietary Supplements" Promoted for Sexual Enhancement". Archived from the original on 18 January 2017.
Dosage Modifications
^ "Hidden pfizer sildenafil 100 Risks of Erectile Dysfunction 'Treatments' Sold Online". Archived from the original on 23 April 2019. ^ R. Baselt, Disposition of Toxic Drugs and Chemicals in Man, 9th edition, Biomedical Publications, Seal Beach, CA, 2011, pp. Archived from the original (PDF) on 10 September 2011. Her work is dedicated to making complex medical innovations understandable and trustworthy for a global audience. Our experts continually monitor the health and wellness space, and we update our articles when new information becomes available. Sildenafil (commonly known as Viagra) is a highly effective, FDA-approved medication that has revolutionized erectile dysfunction treatment by targeting the root cause- poor blood flow to the penis.
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