2 DOSAGE AND ADMINISTRATION
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".
- Typical sildenafil dose ranges from 25 to 100 mg.
- It should be taken 30-60 minutes before activity.
- Do not exceed one dose within 24 hours.
^ "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.
| Indication | Description | Approved Dose | Additional Notes |
|---|---|---|---|
| Erectile Dysfunction (ED) | Improves erectile response in men | 50 mg as needed | Taken 30 min to 1 hour before activity |
| Pulmonary Arterial Hypertension | Vasodilation of pulmonary vasculature | 20 mg TID | Used with other PAH therapies |
| Raynaud's Phenomenon | Relief from vasospasms | Off-label | Experimental use |
Customs and Border Protection".
| Condition | Details | Notes |
|---|---|---|
| Temperature | Store below 25°C | Keep in a dry place |
| Light | Protect from light | Use opaque container |
| Humidity | Keep away from moisture | Avoid bathroom storage |
| Shelf Life | Usually 2-3 years | Check expiration date |
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.
8.6 Patients with Hepatic Impairment
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.
Can Viagra be crushed, split, or chewed?
Archived from the original on 8 December 2013. "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. "Pfizer Wins Viagra Patent Infringement Case Against Teva Pharmaceuticals". Archived from the original on 11 January 2015. ^ "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. "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".
| Product | Dosage | Quantity + Bonus | Price | |
|---|---|---|---|---|
| Viagra Generic | 50mg | 60 + 4 Pills | 83.93€ 79.93€ | |
| Kamagra Oral Jelly | 100mg | 10 Sachets | 54.55€ 51.95€ | |
| Kamagra Polo | 100mg | 120 + 6 Pills | 327.15€ 311.57€ | |
| Viagra Generic | 200mg | 30 + 2 Pills | 83.07€ 79.11€ | |
| Viagra Generic | 25mg | 20 Pills | 37.74€ 35.94€ | |
| Viagra Generic | 100mg | 180 + 8 Pills | 199.37€ 189.88€ | |
| Kamagra Oral Jelly | 100mg | 21 Sachets | 95.92€ 91.35€ | |
| Kamagra | 100mg | 12 Pills | 55.64€ 52.99€ | |
| Viagra Generic | 25mg | 360 + 10 Pills | 213.68€ 203.50€ | |
| Viagra Generic | 150mg | 20 Pills | 55.02€ 52.40€ | |
| Kamagra | 100mg | 180 + 6 Pills | 436.79€ 415.99€ | |
| Viagra Generic | 25mg | 120 + 6 Pills | 125.56€ 119.58€ | |
| Viagra Generic | 200mg | 270 + 10 Pills | 379.76€ 361.68€ | |
| Viagra Generic | 50mg | 30 + 4 Pills | 54.26€ 51.68€ | |
| Viagra Generic | 150mg | 60 + 4 Pills | 111.25€ 105.95€ |
Archived from the original on 18 September 2013. ^ "Pfizer Canada drops Viagra price after generic versions get Supreme Court green light".
Detection in biological fluids
Archived from the original on 17 April 2021. ^ "Set to sildenafil citrate 100 mg 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". "Lockout Supplements Issues Voluntary Nationwide Recall of Boner Bears Chocolate Syrup Due to Undeclared Sildenafil". 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 sildenafil citrate tablet on 29 October 2013. "What Will Happen When Viagra Goes Generic?".
- Common side effects include headache and flushing.
- Some may experience nasal congestion or dizziness.
- Serious side effects require immediate medical attention.
Archived from the original on 23 April 2011. ^ "Is Viagra about to lose its pulling power in the UK?". Archived from the original on 30 October 2013. 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".
- Sildenafil interacts with nitrates, causing dangerous blood pressure drops.
- Consult a doctor before starting if on other medications.
- Alcohol may reduce the effectiveness and increase side effects.
Archived from the original on 28 December 2021. ^ "Approved Viagra copies flood drugstores in Korea". ^ "Viagra prescriptions almost triple in a decade".
What other information should I know?
"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. Archived from the original on 14 January 2012. "Onset and duration of action of sildenafil for the treatment of erectile dysfunction".
How should Sildenafil Citrate Tablets be stored?
^ "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". 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. Archived from the original on 1 July 2024. ^ "MHRA reclassifies Viagra Connect tablets to a Pharmacy medicine". ^ "Viagra to be available without prescription in UK". Sildenafil Tablets IP 100 mg belong to a class of medicines called phosphodiesterase type-5 (PDE5) inhibitors. They are primarily used to treat erectile dysfunction (impotence) in adult men. Additionally, Sildenafil may be prescribed to treat pulmonary arterial hypertension (high blood pressure in the lungs) in adults, helping to improve exercise capacity and slow disease progression. Sildenafil works by relaxing blood vessels, which increases blood flow to the penis during sexual arousal and improves blood flow to the lungs, thereby reducing the heart’s workload in pulmonary hypertension. Treatment of erectile dysfunction (impotence) in adult men.
7.1 Nitrates
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. ^ "Hidden Risks of Erectile Dysfunction 'Treatments' Sold Online". Archived from the original on 23 April 2019.
Professional resources
^ 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. "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). Management of pulmonary arterial hypertension in adults to improve exercise ability and slow clinical worsening. Sildenafil inhibits the enzyme phosphodiesterase type-5 (PDE5), leading to relaxation of smooth muscle in blood vessels. This causes dilation of blood vessels in the penis, allowing increased blood flow during sexual arousal, which helps achieve and maintain an erection. In pulmonary hypertension, it relaxes blood vessels in the lungs, improving blood flow and reducing the heart’s workload. Sildenafil Tablets IP 100 mg belongs to the group of medicines called phosphodiesterase type-5 (PDE 5) inhibitors, primarily used to treat erectile dysfunction (impotence) in adult men and pulmonary arterial hypertension (high blood pressure in the lungs) in adults to improve the ability to exercise and to slow down clinical worsening.
- Sildenafil citrate was originally developed for hypertension.
- It was later approved for erectile dysfunction treatment.
- Brand names include Viagra and Revatio.
Sildenafil Tablets IP 50 mg work by relaxing the blood vessels in the penis, enabling increased blood flow during sexual arousal.
5.6 Adverse Reactions with the Concomitant Use of Ritonavir
"Sex, Drugs and That Little 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". However, Sildenafil Tablets IP 100 mg helps the person to get an erection only if he is sexually stimulated.
8.7 Patients with Renal Impairment
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". "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".
When to call your doctor
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". Archived from the original on 1 November 2012. ^ Gurevich M, Cormier N, Leedham U, Brown-Bowers A (August 2018). Sildenafil Tablets IP 50 mg work by relaxing blood vessels, improving blood flow to the lungs, and lowering the heart’s workload. Take Sildenafil Tablets IP 100 mg whole with a glass of water. Do not crush, split, or chew the tablet. It can be taken with or without food; however, a high-fat meal may delay the onset of action. Follow your doctor’s prescribed dosage and duration strictly. If you miss a dose, take it as soon as you remember unless it is almost time for the next dose. Note: If you are prescribed other formulations (e.g., syrup, powder, orally disintegrating strips, jelly, or effervescent tablets), follow the specific instructions provided with those products. Most side effects are mild and temporary.
13.1 Carcinogenesis, Mutagenesis, Impairment of Fertility
Sexuopharmaceutical use by men as prevention and proficiency". "Spreading the Word, but What Word is That? Viagra and Male Sexuality in Popular Culture". "A new view of women's sexual problems: Why new? Archived from the original on sildenafil oral jelly 100mg lovegra 3 January 2009.
Incidence not known
Archived from the original on 12 October 2008. "Sales of Impotence Drugs Fall, Defying Expectations". Archived from the original on 11 October 2007. ^ "Pfizer Courting More Controversy with Viagra 'Advergaming'". Archived from the original on 19 December 2019. If side effects persist or worsen, consult your doctor. Avoid consuming alcohol while taking Sildenafil, as it may increase side effects such as dizziness and reduce the ability to achieve an erection. Sildenafil is not intended for use in women for sexual dysfunction.
| Common Side Effect | Frequency | Severity | Notes |
|---|---|---|---|
| Headache | Very common | Mild to moderate | Usually transient |
| Flushing | Common | Mild | Often resolves quickly |
| Dyspepsia / Indigestion | Common | Mild | Can be managed with antacids |
| Visual Disturbances | Less common | Mild | Changes in color perception |
| Priapism | Rare | Serious | Medical emergency, requires immediate attention |
If you have pulmonary arterial hypertension and are pregnant or planning pregnancy, consult your doctor before use. Do not take Sildenafil with nitrates (medicines for chest pain) or nitric oxide donors, as this can cause a dangerous drop in blood pressure.