
Viagra (Sildenafil)









Description
Viagra Uses and Indications:
Chemical Name SILDENAFIL (sil-DEN-a-fil)
VIAGRA is a prescription medication meticulously engineered to assist men in maintaining robust erections following sexual stimulation. It enables couples to enjoy intimate moments together, reinforcing the bond between partners. The medication functions by enhancing blood flow to the penis, promoting a more rigid erection and ensuring that this elevated rigidity can be sustained throughout the duration of the sexual encounter.
It's important to emphasize the term "existing" here, as it clarifies a common misconception: taking Viagra alone does not induce an erection; rather, it amplifies the firmness of an already occurring erection. Approved by Health Canada for over-the-counter prescription availability, securing Viagra online is simple with a valid prescription from a licensed physician.
Generic Viagra Vs Branded Viagra
Generic Viagra is an excellent option for men seeking to overcome erectile dysfunction, providing a cost-effective alternative that boasts nearly identical efficacy to the beloved branded Viagra. One of the main attractions of opting for generic Viagra is the significantly lower price, while still allowing for acquisition through the same prescription you receive from your healthcare provider.
As with the branded version, the same guidelines for use and safety precautions apply to generic Viagra, ensuring that its availability reflects Health Canada's stringent approval protocols.
Fact Table |
|
Formula |
C22H30N6O4S |
License |
US FDA |
Bioavailability |
41% |
Legal status |
Rx-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 staggering majority—exceeding 80%—of men who order Viagra online or secure their prescription from a local pharmacy find the intended benefits of this medication immensely effective. This success rate also extends to those opting for the more economical choice of generic Viagra.
It is critical to take VIAGRA precisely in accordance with the directives provided by your healthcare provider. The optimal dosage for each individual may vary based on their health status and overall response to the medication. It is generally recommended to consume your dose of VIAGRA roughly one hour before engaging in sexual activity with your partner. Ensure that you swallow the tablet whole, accompanied by a glass of water; prior to making a purchase of Viagra, be mindful that exceeding one dose within a 24-hour period is inadvisable, as it substantially raises the risk of experiencing dangerously low blood pressure.
Furthermore, it is crucial to be aware of the variability in the onset of effects when ordering Viagra online. While it typically takes between 30 minutes to 1 hour for patients to experience efficacy, individual responses can differ significantly. Patients may notice a delayed effect after consuming a heavy meal. For optimal results, VIAGRA is absorbed more rapidly when ingested on an empty stomach.
Ingredients
Viagra Dosage Information
VIAGRA can be taken with or without meals, depending on personal preference.
The standard recommended dosage for most individuals is a 50mg pill, taken approximately one hour before anticipated sexual activity. Some men may find that they can take it as little as 30 minutes prior and still achieve the desired effects, while others may need to take it up to 4 hours before sex for optimal results.
The dosage can be adjusted to 100mg or reduced to 25mg depending on individual tolerance and the specific recommendations of your healthcare provider.
It is essential to adhere to the guideline of a maximum of one dose per day. More thorough information regarding dosage specifics will be provided in the printed instructions that accompany your order when purchasing Viagra online or collecting your prescription at the pharmacy.
Cautions
It's crucial to note that VIAGRA may not be suitable for all men, frequently due to underlying medical conditions that could hinder their ability to safely take this medication. Prior to using either branded or generic Viagra, discuss the following medical concerns with your healthcare practitioner:
- If you are currently on any nitrate medications
- Have a history of HIV/AIDS
- Experience irregular heartbeat patterns
- Suffer from coronary artery disease
- Have experienced a heart attack, stroke, or possess a history of heart-related issues
- Manage high blood pressure or low blood pressure
- Present penile abnormalities, including a curved penis or congenital defects
- Have bleeding disorders
- Diagnosed with retinitis pigmentosa
- Conditions that inhibit normal blood flow, including leukemia, multiple myeloma, sickle cell disease, and others
- Experience priapism or other conditions related to erections
- Present heart or circulatory diseases
- Have severe kidney or liver dysfunction
It is vital to understand that under no circumstances should individuals increase their dosage without prior consultation with their healthcare professional.
Side Effects
While VIAGRA has proven beneficial for the majority of patients seeking relief from erectile dysfunction, there exists the potential for unwanted side effects during its use. Every medication has a possibility of side effects, and Viagra in Canada is no exception. Most adverse effects are mild and temporary; however, a few may be serious and warrant immediate medical intervention. It's crucial to consult your doctor or another trusted healthcare professional without delay if you experience any discomfort while using Viagra.
Common and less frequent side effects include, but are not limited to:
- Flushing of the skin
- Headaches
- Nasal congestion
- Discomfort in the stomach following meals
- Vision disturbances (such as blurred vision or perception of colors being altered)
- Bladder-related pain
- Cloudy or blood-tinged urine
- Dizziness and vertigo
- Increased frequency of urination or discomfort while urinating
- Diarrhea
- Potential bleeding in the eye
- Seizures
- Visual impairment, which can extend to severe cases of blindness
- A bluish tint to vision
- Prolonged and painful erections (priapism)
- Eye irritation symptoms
- Feelings of anxiety
Interactions with other medications can modify Viagra's effects, making the concurrent use of certain other drugs inadvisable. Detailed information about potential drug interactions will be included in the medication guidelines provided with your prescription. Ensure you thoroughly review this information, and do not hesitate to seek immediate medical assistance if you feel unwell while taking the medication—even if no other drugs are in use at the same time.
When utilized properly, VIAGRA stands out as a safe and effective approach for treating erectile dysfunction in men. Prior to initiating this treatment, be sure to consult your doctor or healthcare professional to ascertain that it is a suitable choice for your health needs.
Dr Conor Sheehy
About Dr. Conor Sheehy (Page Author)
Dr. Sheehy (BSc Molecular Biology, PharmD) serves as a clinical pharmacist with a specialization in cardiology, oncology, and ambulatory care. As a board-certified pharmacotherapy specialist (BCPS), his extensive experience working directly with patients enables him to fine-tune their medication and therapy plans for superior outcomes, making him a valuable resource within our pharmacy.
IMPORTANT NOTE: The information provided above is strictly for general awareness and educational purposes. It is not designed to diagnose, treat, or replace professional medical or veterinary advice. Always consult your physician, pharmacist, or veterinarian regarding the safety, suitability, and proper use of any medication for yourself or your pet.