Before starting, stopping, or changing any medications while taking sildenafil, please get the advice of your doctor or pharmacist. tell your doctor if you are taking street drugs containing nitrates ('poppers') such as amyl nitrate, amyl nitrite, or butyl nitrate while taking sildenafil. Your sildenafil from canada doctor will tell you not to take sildenafil if you are taking street drugs containing nitrates.

See also:

Advise patients taking sildenafil tablets not to take VIAGRA or other PDE-5 inhibitors. • Advise patients to seek immediate medical attention for a sudden loss of vision in one or both eyes while taking sildenafil tablets. • Advise patients to seek prompt medical attention in the event of sudden decrease or loss of hearing while taking sildenafil tablets. Trademarks are the property of their respective owners. Torrent Pharma INC., Basking Ridge, NJ 07920.

Jet lag research

Sildenafil (Viagra) is used to treat erectile dysfunction (impotence; inability to get or keep an erection) in men. Sildenafil (Liqrev, Revatio) is used to improve the ability to exercise in adults (Liqrev, Revatio) and children 1 year of age and older (Revatio) with pulmonary arterial hypertension (PAH; high blood pressure in the vessels carrying blood to the lungs, causing shortness of breath, dizziness, and tiredness). Sildenafil is in a class of medications called phosphodiesterase (PDE) inhibitors. Sildenafil treats erectile dysfunction by increasing blood flow to the penis during sexual stimulation. This increased blood flow can cause an erection.

What should I tell my healthcare provider before taking sildenafil?

Sildenafil treats PAH by relaxing the blood vessels in the lungs to allow blood to flow easily. If you are taking sildenafil to treat erectile dysfunction, you should know that it does not cure erectile dysfunction or increase sexual desire. Sildenafil does not prevent pregnancy or the spread of sexually transmitted diseases such as human immunodeficiency virus (HIV). Sildenafil comes as a tablet and suspension (liquid) to take by mouth. If you are taking sildenafil to treat erectile dysfunction, follow your doctor's directions and the guidelines in this paragraph. tell your doctor and pharmacist what prescription and nonprescription medications, vitamins, and nutritional supplements you are taking or plan to take.

  • White sildenafil tablets are used to treat erectile dysfunction.
  • They are often sold under brand names like Viagra.
  • The standard dose for sildenafil is 50 mg.
  • White sildenafil tablets contain the active ingredient sildenafil citrate.
  • These tablets typically come in 25 mg, 50 mg, and 100 mg doses.
  • They work by increasing blood flow to the penis.
  • Sildenafil tablets should be taken about 30-60 minutes before activity.
  • They are most effective when taken on an empty stomach.
  • Common side effects include headache, flushing, and upset stomach.
  • Always consult a healthcare provider before using sildenafil.
  • Purchasing from reputable sources ensures quality and safety.

Your doctor may need to change the doses of your medications or monitor you carefully for side effects.

  • Sildenafil tablets are often stored in their original packaging to avoid contamination.
  • Use only the amount prescribed; more does not mean better results.
  • Sildenafil helps improve erectile function but doesn’t increase libido.
  • The tablets are designed for rapid and effective absorption.
  • Always inform your doctor about existing health conditions before use.
  • Some brands of sildenafil are marketed as "white tablets" for easy recognition.
  • The medication can cause a mild increase in blood flow to other body parts.
  • Avoid caffeine or heavy meals before taking sildenafil for better results.
  • The safety and efficacy of sildenafil are supported by numerous clinical trials.
  • Never take expired sildenafil tablets, as their safety can’t be guaranteed.
  • Regular blood pressure checks are recommended when using sildenafil long-term.

you should know that sildenafil is available under the brand names Liqrev, Revatio, and Viagra.

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Kamagra100mg60 + 4 Pills201.34€ 191.75€
Kamagra Soft Tabs100mg180 + 8 Pills425.45€ 405.19€
Viagra Generic25mg10 Pills25.19€ 23.99€
Viagra Generic150mg20 Pills55.02€ 52.40€
Kamagra100mg84 + 6 Pills264.44€ 251.85€

You should only be treated with one of these products at a time. The following nonprescription or herbal products may interact with sildenafil: cimetidine (Tagamet HB), St.

8.6 Patients with Hepatic Impairment

Tell your doctor if sildenafil is not working well or if you are experiencing side effects. If you are taking sildenafil for PAH, you should know that sildenafil controls PAH but does not cure it. Continue to take sildenafil even if you feel well. Do not stop taking sildenafil without talking to your doctor. Ask your pharmacist or doctor for a copy of the manufacturer's information for the patient. John's wort.

Method Description Onset of Action Duration Notes
Oral Tablet Swallowed with water 30-60 minutes 4-6 hours Main administration route
Sublingual Placed under tongue for faster absorption 15-30 minutes 4-6 hours Not standard, requires specific formulation
Chewable Tablets Chewed before swallowing 20-40 minutes 4-6 hours Sometimes available for quick effect

Be sure to let your doctor and pharmacist know that you are taking these medications before you start taking sildenafil. Do not start these medications while taking sildenafil without discussing it with your healthcare provider. tell your doctor if you smoke, if you have had heart surgery within the last 6 months, if you have ever had an erection that lasted for more than 4 hours, and if you have recently lost a large amount of body fluids (dehydration).

What happens if women take Viagra?

Take sildenafil as needed before sexual activity. The best time to take sildenafil is about 1 hour before sexual activity, but you can take the medication any time from 4 hours to 30 minutes before sexual activity. Sildenafil usually should not be taken more than once every 24 hours. If you have certain health conditions or are taking certain medications, your doctor may tell you to take sildenafil less often. You can take sildenafil with or without food.

Your expert team

However, if you take sildenafil with a high-fat meal, it will take longer for the medication to start to work. If you are taking sildenafil to treat PAH, you will probably take sildenafil three times a day with or without food. Take sildenafil 100mg lowest price sildenafil at around the same times every day. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Do not take more or less of it or take it more often than prescribed by your doctor.

Patient resources

Shake the liquid well for 10 seconds before each use to mix the medication evenly. Use the oral syringe provided with your medication to measure and take your dose. Follow the manufacturer's directions to use and clean the oral syringe. Do not mix the liquid with other medications or add anything to flavor the medication. If you are taking sildenafil for erectile dysfunction, your doctor will probably start you on an average dose of sildenafil and increase or decrease your dose depending on your response to the medication. This can happen if you are sick with fever, diarrhea, or vomiting; sweat a lot; or do not drink enough liquids.

Brand names

This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information. tell your doctor and pharmacist if you are allergic to sildenafil, any other medications, or any of the ingredients in sildenafil tablet or suspension. Ask your pharmacist for a list of the ingredients. Some medications should not be taken with sildenafil. Make sure you have discussed any other medications you are currently taking or plan to take before starting sildenafil with your doctor and pharmacist. Also tell your doctor if you have or have ever had pulmonary veno-occlusive disease (PVOD; blockage of veins in the lungs); a stomach ulcer; heart, kidney, or liver disease; a heart attack; heart failure; angina (chest pain); an irregular heartbeat; a stroke; chest pain; high or low blood pressure; high cholesterol; a bleeding disorder; blood circulation problems; blood cell problems such as sickle cell anemia (a disease of the red blood cells), multiple myeloma (cancer of the plasma cells), or leukemia (cancer of the white blood cells); conditions affecting the shape of the penis (e.g., angulation, cavernosal fibrosis, or Peyronie's disease); or diabetes.

10. What else does sildenafil treat?

Sildenafil 80 mg was also superior to 5 mg for time to first event of clinical worsening with HR (99.7% CI) = 0.44 (0.22, 0.89). Hazard Ratios for Time to First Event of Clinical Worsening – Intent To Treat Population Note: Sildenafil 5 mg is not an approved dosage. At baseline, the median of 6MWD for the intent-to-treat (ITT) population was 332 to 352 m. At Month 6, the median change from baseline was highest for sildenafil 80 mg TID with 28 m compared to 18 m and 19 m for sildenafil 5 mg TID and sildenafil 20 mg TID groups, respectively. The same was seen at Month 12, the median change from baseline for sildenafil 80 mg TID group was 33 m compared to 17 m for sildenafil 5 mg TID and 31 m in sildenafil 20 mg TID groups.

Pulmonary hypertension

Overall, the safety data for sildenafil 20 mg TID and for the higher sildenafil 80 mg TID dose were consistent with the established safety profile of sildenafil in previous adult PAH studies [see Adverse Reactions (6.1)]. 16 HOW SUPPLIED/STORAGE AND HANDLING Sildenafil 20 mg tablets USP are white to off-white, round biconvex film coated tablets debossed with '85' on one side and plain on other side.Bottles of 30 with child-resistant closure NDC 13668-185-30Bottles of 90 with child-resistant closure NDC 13668-185-90Bottles of 500 NDC 13668-185-05Bottles of 1000 NDC 13668-185-10Bottles of 5000 NDC 13668-185-51Recommended Storage for Sildenafil Tablets USP: Store at 20°C to 25°C (68°F to 77°F); excursions permitted between 15°C and 30°C (59°F and 86°F) [see USP Controlled Room Temperature]. Sildenafil 20 mg tablets USP are white to off-white, round biconvex film coated tablets debossed with '85' on one side and plain on other side. Bottles of 30 with child-resistant closure NDC 13668-185-30 Bottles of 90 with child-resistant closure NDC 13668-185-90 Bottles of 500 NDC 13668-185-05 Bottles of 1000 NDC 13668-185-10 Bottles of 5000 NDC 13668-185-51 Recommended Storage for Sildenafil Tablets USP: Store at 20°C to 25°C (68°F to 77°F); excursions permitted between 15°C and 30°C (59°F and 86°F) [see USP Controlled Room Temperature]. 17 PATIENT COUNSELING INFORMATION Advise the patient to read the FDA-approved patient labeling (Patient Information).• Inform patients of contraindication of sildenafil tablets with regular and/or intermittent use of organic nitrates.• Inform patients that sildenafil is also marketed as VIAGRA for erectile dysfunction.

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Advise patients taking sildenafil tablets not to take VIAGRA or other PDE-5 inhibitors.• Advise patients to seek immediate medical attention for a sudden loss of vision in one or both eyes while taking sildenafil tablets. Such an event may be a sign of NAION.• Advise sildenafil oral jelly 100mg patients to seek prompt medical attention in the event of sudden decrease or loss of hearing while taking sildenafil tablets. These events may be accompanied by tinnitus and dizziness.Trademarks are the property of their respective owners.Manufactured by:Torrent Pharmaceuticals LTD., India.Manufactured for:Torrent Pharma INC., Basking Ridge, NJ 07920.8110130 Revised: May 2026 Advise the patient to read the FDA-approved patient labeling (Patient Information). • Inform patients of contraindication of sildenafil tablets with regular and/or intermittent use of organic nitrates. • Inform patients that sildenafil is also marketed as VIAGRA for erectile dysfunction. Also tell your doctor if you or any of your family members have or have ever had an eye disease such as retinitis pigmentosa (an inherited eye condition that causes loss of vision) or if you have ever had sudden severe vision loss, especially if you were told that the vision loss was caused by a blockage of blood flow to the nerves that help you see.

Ingredient Quantity per Tablet Function Notes
Sildenafil Citrate 50 mg Active ingredient Main component
Microcrystalline Cellulose 20 mg Filler and binder Increases tablet stability
Magnesium Stearate 2 mg Lubricant Ensures smooth manufacturing
Starch 10 mg Diluent Helps with disintegration

if you are a woman and you are taking sildenafil to treat PAH, tell your doctor if you are pregnant, plan to become pregnant, or are breastfeeding.

Country/Region Legal Status Regulatory Agency Prescription Needed Notes
United States Prescription-only FDA Yes Class II controlled substance
European Union Prescription-required EMA Yes Regulated as prescription drug
India Available both OTC and RX CDSCO Prescription recommended Varies by state
Australia Prescription-only TGA Yes Controlled medicine