[8] Caution is advised in those with cardiovascular disease.
Drug Class
Common Drugs
Effect
Notes
Nitrates
Nitroglycerin
Severe hypotension
Contraindicated
Alpha-blockers
Tamsulosin, Doxazosin
Increased hypotensive effect
Use with caution, start at lowest dose
CYP3A4 inhibitors
Ketoconazole, Itraconazole
Increased sildenafil levels
May increase side effect risk
Other ED medications
Tadalafil, Vardenafil
Enhanced effect
Risk of hypotension
[8] Rare but serious side effects include vision problems, hearing loss, and prolonged erection (priapism) that can lead to damage to the penis. [8] Sildenafil should not be taken by people on nitric oxide donors such as nitroglycerin, as this may result in a serious drop in blood pressure. Sildenafil acts by blocking phosphodiesterase 5 (PDE5), an enzyme that promotes breakdown of cGMP, which regulates blood flow in the penis.
Product 3. Auro-Sildenafil by Auro Pharma Canada
The icon means that this online pharmacy accredited by PharmacyChecker fills prescription orders through either their own pharmacy or dispensing pharmacy partners located in Australia, India, Mauritius, New Zealand, Turkey, the UK, or Canada. Please note that all PharmacyChecker-accredited online pharmacies (tier 1 and non-tier 1) meet the same high standards as identified in the PharmacyChecker Verification Program. For information about Tier 1 international pharmacies click here. PharmacyChecker provides free monthly email updates of the latest prices. Sildenafil, sold under the brand name Viagra among others, is a medication used to treat erectile dysfunction and pulmonary arterial hypertension. [8] It requires sexual arousal to work, and does not by itself cause or increase sexual arousal. [8] It also results in dilation of the blood vessels in the lungs. Pfizer originally discovered the medication in 1989 while looking for a treatment for angina.
Unauthorized online sellers may supply counterfeit or substandard pills.
Counterfeit drugs can contain incorrect doses or harmful substances.
Signs of rogue websites include prices that seem too good to be true.
They may spam email inboxes with unsolicited medication offers.
Legitimate pharmacies do not sell prescription drugs without a prescription.
Purchasing from unverified sources poses significant health risks.
Health Canada maintains a list of licensed online pharmacies.
[11] It was approved for medical use in the United States and in the European Union in 1998.
Product
Dosage
Quantity + Bonus
Price
Viagra Generic
200mg
60 + 4 Pills
125.19€ 119.23€
Viagra Generic
150mg
60 + 4 Pills
111.25€ 105.95€
Kamagra
100mg
60 + 4 Pills
201.34€ 191.75€
Kamagra Soft Tabs
100mg
60 + 4 Pills
180.59€ 171.99€
Viagra Generic
150mg
360 + 10 Pills
423.48€ 403.31€
Viagra Generic
200mg
180 + 10 Pills
277.56€ 264.34€
Kamagra Soft Tabs
100mg
12 Pills
57.55€ 54.81€
Kamagra
100mg
120 + 6 Pills
330.74€ 314.99€
Viagra Generic
50mg
180 + 8 Pills
158.82€ 151.26€
Viagra Generic
50mg
20 Pills
40.52€ 38.59€
Viagra Generic
200mg
120 + 8 Pills
204.80€ 195.05€
Viagra Generic
150mg
10 Pills
36.73€ 34.98€
Viagra Generic
150mg
90 + 6 Pills
147.18€ 140.17€
[5][8][11][12] In 2023, it was the 151st most commonly prescribed medication in the United States, with more than 3 million prescriptions. [13][14] It is available as a generic medication. [15][16] In the United Kingdom, it is available as a pharmacy medicine.
How to you take Sildenafil?
[4][8] It is also sometimes used off-label for the treatment of certain symptoms in secondary Raynaud's phenomenon. [9] It is unclear if it is effective for treating sexual dysfunction in females. [8] It can be taken orally (swallowed by mouth), intravenously (injection into a vein), or through the sublingual route (dissolved under the tongue). [8][10] Onset when taken orally is typically within twenty minutes and lasts for about two hours. Common side sildenafil chewable tablets effects include headaches, heartburn, and flushed skin. The primary indication of sildenafil is treatment of erectile dysfunction (inability to sustain a satisfactory erection to complete sexual intercourse).
Warnings & Precautions
*Additional import duty fees detected at checkout.$0.40 per tablet(for 88 tablets)$0.40 per tablet (for 88 tablets)Shipping costs vary by destination.Ships worldwide from United Kingdom. Ships worldwide from 7 countriesFree standard shipping*Additional import duty fees detected at checkout.$2.17 per tablet(for 60 tablets)$2.17 per tablet (for 60 tablets)Free standard shippingShips worldwide from 7 countries. Ships worldwide from 7 countriesFree standard shipping*Additional import duty fees detected at checkout.$1.83 per tablet(for 88 tablets)$1.83 per tablet (for 88 tablets)Free standard shippingShips worldwide from 7 countries. Ships worldwide from 7 countriesStandard shipping: $14.95 (Free for first order)*Additional import duty fees detected at checkout.$0.39 per tablet(for 56 tablets)$0.39 per tablet (for 56 tablets)Standard shipping: $14.95 (Free for first order)Ships worldwide from 7 countries. Ships worldwide from 7 countriesStandard shipping: $14.95 (Free for first order)*Additional import duty fees detected at checkout.$0.34 per tablet(for 88 tablets)$0.34 per tablet (for 88 tablets)Standard shipping: $14.95 (Free for first order)Ships worldwide from 7 countries.
Viagra Strengths
Ships worldwide except Canada from 7 countriesStandard shipping: $14.95 (Free for first order)*Additional import duty fees detected at checkout.$0.48 per tablet(for 56 tablets)$0.48 per tablet (for 56 tablets)Standard shipping: $14.95 (Free for first order)Ships worldwide except Canada from 7 countries. Ships worldwide except Canada from 7 countriesStandard shipping: $14.95 (Free for first order)*Additional import duty fees detected at checkout.$0.34 per tablet(for 88 tablets)$0.34 per tablet (for 88 tablets)Standard shipping: $14.95 (Free for first order)Ships worldwide except Canada from 7 countries. Ships worldwide except Canada from 7 countriesStandard shipping: $14.95 (Free for first order)*Additional import duty fees detected at checkout.$0.36 per tablet(for 56 tablets)$0.36 per tablet (for 56 tablets)Standard shipping: $14.95 (Free for first order)Ships worldwide except Canada from 7 countries. Ships worldwide except Canada from 7 countriesStandard shipping: $14.95 (Free for first order)*Additional import duty fees detected at checkout.$0.31 per tablet(for 88 tablets)$0.31 per tablet (for 88 tablets)Standard shipping: $14.95 (Free for first order)Ships worldwide except Canada from 7 countries. U.S. Its use is now one of the standard treatments for erectile dysfunction, including for males with diabetes mellitus. Tentative evidence suggests that sildenafil may help males who experience antidepressant-induced erectile dysfunction.
What happens if a woman takes viagra
People can save money on sildenafil 100 mg by comparing sildenafil prices at Canadian and international online pharmacies with discount prices available at U.S. pharmacies. Purchasing higher quantities usually means lower prices. Sildenafil sold in the U.S. is manufactured in several countries, including India and Ireland.
Altitude sickness
Laws affecting the importation of medication for personal use are different from country to country. For instance, personal drug importation is expressly legal in Australia. In the United States, technically, it is illegal to import unapproved medication under most circumstances, whether through purchase over the Internet or while on a trip to a foreign country. U.S. government officials have stated that individuals who order non-controlled prescription drugs from foreign sources (up to a three-month supply) for their own use are not being pursued or prosecuted. While sildenafil improves some markers of disease in people with pulmonary arterial hypertension, it does not appear to affect the risk of death or serious side effects.
How Sildenafil Works
The U.S FDA regulates the safety chew sildenafil and efficacy of medications sold in U.S. pharmacies. Medications dispensed from outside the U.S. are regulated for safety and efficacy by pharmaceutical/pharmacy regulatory authorities in their respective countries. The icon means this online pharmacy ships prescriptions only from dispensing pharmacies located in Canada.
Discreet home delivery
Separately, the Tier 1 icon indicates that an online pharmacy fills prescriptions only through its own pharmacy or through dispensing partners located in countries with advanced regulatory oversight. PharmacyChecker currently lists Tier 1 online pharmacies that work with dispensing partners in Australia, Canada, New Zealand, the United Kingdom, and the United States. All PharmacyChecker-accredited online pharmacies, regardless of tier, meet the same high standards defined in the PharmacyChecker International Pharmacy Verification Program. Learn more about Tier 1 international pharmacies. The Tier 1 icon indicates that an online pharmacy fills prescriptions only through its own pharmacy or through dispensing partners located in countries with advanced regulatory oversight. Sildenafil and other PDE5 inhibitors are used off-label to alleviate vasospasm and treat severe ischemia and ulcers in fingers and toes for people with secondary Raynaud's phenomenon;[9][21] these drugs have moderate efficacy for reducing the frequency and duration of vasospastic episodes.
Medical Condition
Description
Typical Dosage
Approved Age Range
Erectile Dysfunction
Improves blood flow for erections
50 mg
18+
Pulmonary Arterial Hypertension
Lowers blood pressure in lungs
20 mg, 40 mg
18+
Raynaud's Phenomenon
Treats blood vessel spasms
Under study
18+
Altitude Sickness
Off-label use for high altitude
Off-label
Adults only
[9] As of 2016,[update] their role more generally in Raynaud's was not clear. Sildenafil has shown some potential for improving exercise performance at high altitudes. However, its overall efficacy is not clear. Sildenafil has been studied for high-altitude pulmonary edema (HAPE), but its use is currently not recommended for that indication.
Numerous clinical trials have proven sildenafil's efficacy and safety.
Ongoing research explores new uses, formulations, and delivery methods.
Studies investigate its potential in conditions like altitude sickness.
Research into female sexual arousal disorder continues, with mixed results.
Health Canada monitors post-market surveillance data for new information.
Patients can participate in clinical trials through their healthcare providers.
Scientific understanding of the drug continues to evolve.
In clinical trials, the most common adverse effects of sildenafil use included headache, flushing, indigestion, nasal congestion, and impaired vision, including photophobia and blurred vision. [4] Some sildenafil users have complained of seeing everything tinted blue (cyanopsia). [24] This cyanopsia can be explained because sildenafil, while selective for PDE5, does have some affinity for PDE6, which is the phosphodiesterase found in the retina.
Is viagra covered by insurance in canada
pharmacy prices consist of mail-order pharmacies that only ship within the U.S. and discount coupons valid at brick-and-mortar pharmacies in the United States. To continue your U.S. Price Comparison search, click here, or compare international online pharmacy options. Ships within the United States onlyFree Shipping.$0.73 per tablet(for 30 tablets)$0.73 per tablet (for 30 tablets)Free Shipping.Ships within the United States only Ships within the United States onlyFree Shipping.$0.67 per tablet(for 90 tablets)$0.67 per tablet (for 90 tablets)Free Shipping.Ships within the United States only You're comparing prices for of sildenafil within miles of ZIP Code 10605.
Licensed practitioner consultation
PharmacyChecker provides people with information concerning causes, diagnosis, risks, and treatments associated with the condition of erectile dysfunction. Sildenafil (Brand names: Viagra, Revatio, Caverta, Penegra) is generally prescribed to treat men with erection problems. It is also used to treat pulmonary arterial hypertension (PAH) (i.e. Sildenafil works on erection problems by increasing blood flow to the penis. Sildenafil works for PAH by relaxing your lungs’ blood vessels, allowing blood to flow easier. Patients thus taking the drug may experience colorvision abnormalities. Some complained of blurriness and loss of peripheral vision.
Common Side Effects
Less Common Side Effects
Serious Side Effects
Headache
Flushing
Sudden vision loss
Dyspepsia (Indigestion)
Nasal congestion
Priapism (prolonged erection)
Dizziness
Muscle pain
Allergic reactions
Blurred vision
Gastrointestinal disturbances
Heart attack (rare)
In July 2005, the US Food and Drug Administration (FDA) updated labeling for tadalafil (Cialis), vardenafil (Levitra), and sildenafil (Viagra) to reflect a small number of post-marketing reports of sudden vision loss, while acknowledging that "...it is not possible to determine whether these oral medicines for erectile dysfunction were the cause of the loss of eyesight or whether the problem is related to other factors such as high blood pressure or diabetes, or to a combination of these problems.
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