
Sildenafil Canada: Your Guide to Viagra Online









Description
Sildenafil Overview:
Chemical Name: SILDENAFIL (sil-DEN-a-fil)
Sildenafil, popularly recognized as Viagra, serves as a prescription medication intended for the treatment of erectile dysfunction (ED) in men. This medication functions by enhancing the natural process of erection that occurs during sexual stimulation, promoting increased blood flow to the penis. It is vital to understand that Sildenafil does not induce an erection by itself but aids in sustaining one once sexual stimulation has taken place.
This medication is approved for use in Canada and can be obtained through a healthcare provider's prescription. With the rise of online pharmacies, Viagra is now readily available for purchase online, providing convenience for those seeking treatment from the comfort of their homes.
Generic Viagra vs. Branded Viagra:
Sildenafil is available in both branded and generic forms. Many patients favor generic versions of Viagra due to their affordability while still maintaining nearly identical efficacy. Those experiencing erectile dysfunction may discover that generic Sildenafil presents a cost-effective alternative to its branded counterpart, though a valid prescription remains a necessity for purchase.
Fact Table |
|
Formula |
C22H30N6O4S |
License |
Health Canada Approved |
Bioavailability |
41% |
Legal Status |
Prescription Only |
Chemical Name |
Sildenafil |
Elimination Half-Life |
3–4 hours |
Dosage (Strength) |
25mg, 50mg, 100mg |
Pregnancy |
Consult Doctor |
Brands |
Viagra |
Protein Binding |
96% |
PubChem CID |
5212 |
MedlinePlus |
a699015 |
ChEBI |
9139 |
ATC Code |
G04BE03 |
DrugBank |
DB00203 |
KEGG |
D08514 |
Routes of Administration |
By mouth |
Directions
A considerable proportion of men, over 80%, who utilize Viagra either through local pharmacies or online orders report achieving the desired effects of the medication. For optimal results, it is advisable to take Sildenafil approximately one hour before engaging in sexual activity.
Follow the specific dosage instructions provided by your healthcare provider as this can vary significantly based on individual health conditions and responses to the treatment. Typically, it is recommended to consume Viagra with a full glass of water and not to exceed one dose per day to minimize the likelihood of adverse effects, which may include significant hypotension.
It is essential to recognize that the onset of efficacy can vary between individuals, generally taking anywhere from 30 to 60 minutes. Furthermore, it's worth noting that the effects may be delayed after a heavy meal; conversely, taking Viagra on an empty stomach may enhance its efficacy.
Ingredients
Sildenafil Dosage Information
Sildenafil can be consumed with or without food. The most commonly prescribed dose for many patients is 50mg, typically taken about one hour prior to planned sexual activity. Depending on individual tolerance, this dose may be adjusted to 25mg or increased to 100mg as deemed appropriate by the prescribing physician.
It is crucial to adhere to the maximum recommended dose of once daily, with detailed dosing instructions included in the medication guidelines provided with your order or prescription paperwork.
Cautions
Viagra may not be suitable for all individuals, particularly those with specific medical conditions. It is imperative to have an open discussion with your healthcare provider about the following:
- Current usage of nitrate medications
- History of HIV/AIDS
- Existing irregular heartbeats or cardiovascular disease
- Previous heart attack or stroke
- High or low blood pressure issues
- Penile abnormalities, such as curvature
- Bleeding disorders
- Retinitis pigmentosa
- Conditions that may affect blood viscosity
- History of priapism
- Significant kidney or liver disorders
It is crucial to never alter your dosage without prior consultation with your physician.
Side Effects
While Viagra has proven effective for countless men in alleviating erectile dysfunction, potential side effects may arise. Most side effects are mild and temporary, yet some may warrant immediate medical attention. Should you experience any adverse reactions while taking Viagra, it is essential to contact your healthcare provider without delay.
Common side effects may include:
- Facial flushing
- Headaches
- Nasal congestion
- Gastrointestinal discomfort
- Visual alterations, including increased sensitivity to light or changes in color perception
Less frequent but severe side effects may consist of:
- Significant loss of vision or hearing
- Severe allergic responses
- Priapism (a prolonged and painful erection)
- Symptoms indicative of a heart attack or stroke
Drug interactions can also occur when Viagra is taken alongside specific medications, underscoring the importance of discussing all current medications with your healthcare provider. Strictly follow the guidelines provided with your prescription, and seek prompt medical attention if side effects are notable or persistent.
When consumed appropriately, Viagra is a safe and effective remedy for erectile dysfunction. Always consult your healthcare provider to assess the appropriateness of Sildenafil for your health needs.
Dr Conor Sheehy
About Dr. Conor Sheehy (Page Author)
Dr. Sheehy (BSc Molecular Biology, PharmD) is a clinical pharmacist with a specialization in cardiology, oncology, and ambulatory care. His expertise in optimizing medication regimens for patients equips him with valuable insights on pharmaceutical therapies. Discover more...
IMPORTANT NOTE: The information provided above is intended for general awareness and educational purposes only. It does not serve as a substitute for professional medical advice, diagnosis, or treatment. Always consult your healthcare provider regarding the safety and appropriate use of any prescribed medication.