Viagra

Viagra (Sildenafil)

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Description

Viagra Uses and Indications:

Chemical Name SILDENAFIL (sil-DEN-a-fil)

VIAGRA is a prescription medication designed specifically to help men maintain an erection following sexual stimulation, ensuring that they can continue to enjoy intimate moments with their partner without interruption. This medication works by significantly increasing blood flow to the penis, thereby promoting enhanced rigidity to an existing erection, and providing the ability to sustain that level of rigidity throughout the sexual act.

It is crucial to highlight the word "existing," as it is of utmost importance to understand that taking Viagra will not spontaneously induce an erection; rather, it will only amplify the quality of an existing one. With the convenience of being approved by Health Canada for over-the-counter prescription access, men can effortlessly order generic Viagra online with the requisite prescription from their healthcare professional.

Generic Viagra Vs Branded Viagra

Generic Viagra presents a highly effective alternative to its branded counterpart for men who are seeking solutions to overcome erectile dysfunction. Clinical reports indicate that it operates with nearly the same level of efficacy as the branded tablets, making it an attractive option. The advantage of opting for generic Viagra, aside from its effectiveness, is its lower price point, which can be ordered using the same prescription you obtain from your physician.

The guidelines and safety protocols for the use of generic Viagra are consistent with those for the branded version, assuring users that the availability of generic Viagra signifies its approval by Health Canada. This option allows for cost savings without sacrificing quality or effectiveness.

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

The vast majority of men—over 80%—who order Viagra online or have their prescription filled in a local pharmacy experience the intended benefits of the medication. This includes those choosing the more budget-friendly option of generic Viagra, which boasts comparable results.

It is essential to take VIAGRA exactly as prescribed by your healthcare professional. The appropriate dosage for each individual will depend significantly on their specific condition and their response to the treatment. It is generally advised to take your daily dose of VIAGRA approximately one hour prior to the intended sexual activity, allowing for optimal effectiveness. Swallow the tablet whole with a full glass of water, and it is vital to remember that taking more than one dose in a single day is inadvisable due to the significant risk of severely low blood pressure that this may cause.

Additionally, it’s important to stay aware that the time required to see the effects of VIAGRA can differ greatly among individuals. Typically, it takes between 30 minutes and 1 hour for the effects to kick in, and this pattern holds true for generic Viagra as well. It's worth noting that the medication may take longer to become effective after consuming a heavy meal, whereas it tends to work more quickly when taken on an empty stomach.

Ingredients

Viagra Dosage Information

VIAGRA can be taken with or without food, providing flexibility for users in their daily routines.

The standard recommended dosage for most patients is 50mg, taken about one hour before engaging in sexual activity. Certain individuals may find they are able to take it as soon as 30 minutes before sex and experience satisfactory results, while others may determine that taking it up to 4 hours prior offers the best results.

Depending on individual response and based on discussions with your doctor, the dosage can be adjusted, allowing an increase to 100mg or a decrease to 25mg as needed. It is imperative to adhere to the maximum recommended dosage of once per day, with more comprehensive information regarding dosage available in the printed guidelines accompanying your order of Viagra online or when you collect your prescription from the pharmacy.

Cautions

VIAGRA may not be suitable for certain individuals, particularly due to specific medical conditions that may prevent them from safely taking this medication. Patients are strongly encouraged to discuss any of the following medical conditions with their healthcare professional prior to taking either branded or generic Viagra:

  • If you are currently taking any form of nitrate medication
  • HIV/AIDS
  • Irregular heartbeat
  • Coronary artery disease
  • A history of heart attack, stroke, or heart conditions
  • Hypertension or hypotension
  • Penile abnormalities, such as a curved penis or congenital defects
  • Bleeding disorders
  • Retinitis pigmentosa
  • Conditions leading to thickened blood or slower blood flow, including leukemia, multiple myeloma, sickle cell disease, and thrombocythemia
  • Priapism
  • Heart or blood diseases
  • Severe kidney or liver conditions

Caution is advised—under no circumstances should individuals increase their prescribed dose without prior consultation with their healthcare professional to ensure safety.

Side Effects

While VIAGRA is effective for the majority of patients in correcting their erectile dysfunction challenges, there exists the possibility of undesired side effects when using this medication. Each medicine carries the potential for side effects, and Viagra is no exception to this rule. Most reported side effects tend to be minor and temporary. However, some may be significant enough to warrant immediate medical attention. If you find yourself feeling unwell while taking Viagra, it is important to consult your doctor or another trusted healthcare professional without delay.

Common and less frequent side effects include:

  • Flushing
  • Headache
  • Nasal congestion
  • Stomach discomfort following meals
  • Abnormal vision (such as blurred vision, altered color perception, or light sensitivity)
  • Bladder pain
  • Cloudy or bloody urine
  • Dizziness
  • Increased frequency of urination or painful urination
  • Diarrhea
  • Eye bleeding
  • Convulsions (seizures)
  • Decreased or double vision, or in extreme cases, blindness
  • A blue tint to vision
  • Prolonged, painful, or inappropriate erections (priapism)
  • Redness, burning, or swelling in the eyes
  • Anxiety

It is essential to be cognizant that taking certain other medications can alter the effects of Viagra. The risks of potential drug interactions will be thoroughly detailed in the medication guidelines provided alongside your prescription. Ensure to read through this information in full and seek immediate medical attention if you experience any adverse effects while taking the medication—even if you are not concurrently using other drugs.

When utilized correctly, VIAGRA is a safe and efficient method for treating erectile dysfunction in men. Prior to starting this medication, it is crucial to consult with a doctor or healthcare professional to confirm that it is the right choice for your health and circumstances.

Dr Conor Sheehy

About Dr. Conor Sheehy (Page Author)

Dr. Sheehy holds a BSc in Molecular Biology and a PharmD, functioning as a dedicated clinical pharmacist specializing in the fields of cardiology, oncology, and ambulatory care. He is a board-certified pharmacotherapy specialist (BCPS), and his extensive experience working individually with patients to fine-tune their medication and therapy plans yields optimal results, making him a highly valued subject matter expert for our pharmacy.

IMPORTANT NOTE: The information provided above is intended solely 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 to ensure the safety, suitability, and proper use of any medication for yourself or your pet.