What is Generic Viagra 100 mg?
Generic Viagra 100 mg contains sildenafil citrate (equivalent to 100 mg sildenafil) for the treatment of erectile dysfunction (ED). It increases blood flow to the penis during sexual stimulation to help you achieve and maintain an erection.
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Form: Oral, film-coated tablet
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Composition: Sildenafil citrate equivalent to sildenafil 100 mg; excipients q.s.
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Pack size example: 1 blister × 10 film-coated tablets
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Intended users: Adult men 18+ with ED after medical review
Generic sildenafil is therapeutically equivalent to branded Viagra at the same dose. Differences are mainly manufacturer and price.
How Generic Viagra 100 mg works
Sildenafil inhibits PDE-5, preserving cGMP in penile tissue. This relaxes smooth muscle and increases blood flow when sexual stimulation is present.
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Onset: ~30–60 minutes
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Duration: ~4–6 hours (varies)
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Food effect: High-fat meals can delay onset
Dosage and directions
100 mg is a high dose. Many patients start at 50 mg and adjust based on response and tolerability.
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Take one tablet with water 30–60 minutes before sexual activity
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Do not exceed 1 dose in 24 hours
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Limit alcohol; it can increase dizziness and lower blood pressure
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Do not split or crush unless your pharmacist advises
Who should not use Generic Viagra 100 mg
Do not use if any of the following apply:
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Allergy to sildenafil or tablet components
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Use of nitrates (e.g., nitroglycerin) or riociguat
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Severe heart disease, recent heart attack or stroke, uncontrolled low/high BP
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Severe liver or kidney impairment
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Retinitis pigmentosa or prior sudden vision loss (NAION)
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Blood disorders (sickle cell anemia, leukemia, multiple myeloma) or priapism risk
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Anatomical penile deformity (e.g., Peyronie’s disease)
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Under 18 or women
Drug and food interactions
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Contraindicated: Nitrates, riociguat
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Use caution / may require dose changes: Strong CYP3A4 inhibitors (ketoconazole, itraconazole, clarithromycin, ritonavir/cobicistat)
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Blood pressure: Alpha-blockers and other antihypertensives can add hypotension risk
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Alcohol & grapefruit: Alcohol may worsen hypotension; grapefruit can increase sildenafil levels
Possible side effects
Common: Headache, flushing, nasal congestion, dyspepsia, dizziness; transient blue-tinged vision may occur.
Less common: Back or muscle pain, nausea, hot flushes.
Serious—seek emergency care:
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Priapism (erection >4 hours)
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Chest pain, fainting, severe shortness of breath
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Sudden vision or hearing loss
Storage and handling
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Store at 20–25°C (68–77°F), protected from heat, light, and moisture
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Keep in the original blister until use
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Keep out of reach of children
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Rx only
How to get the best results
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Avoid very heavy or high-fat meals right before dosing
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Time the dose 30–60 minutes before sex
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Sexual stimulation is required
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If response is inadequate, speak to a clinician about dose adjustment or switching to tadalafil. Do not self-increase beyond 100 mg
Label copy (print-ready)
GENERIC VIAGRA 100 mg (Sildenafil)
Composition: Each film-coated tablet contains:
• Sildenafil citrate equivalent to sildenafil 100 mg
• Excipients: q.s.
Pack size: 1 blister × 10 film-coated tablets
Dosage: As directed by the physician. Do not exceed 1 dose in 24 hours.
Route: For oral use. Rx only. Not for women or persons under 18.
Storage: Store protected from heat and light in a dry place (20–25°C / 68–77°F).
Keep out of reach of children.
Blister foil (short):
GENERIC VIAGRA 100 mg (Sildenafil) — Each film-coated tablet: Sildenafil (as citrate) 100 mg; Excipients q.s. — For oral use — Rx only — Do not exceed 1 dose/24 h — Store protected from heat & light — Keep out of reach of children.
FAQs
Is Generic Viagra 100 mg the same as Viagra?
Yes. It contains sildenafil, the same active ingredient, and is therapeutically equivalent at the same dose.
How long does it take to work and how long does it last?
Typically 30–60 minutes to start; effects last ~4–6 hours. Heavy meals can slow onset.
Can I take sildenafil every day?
It is usually taken as needed, no more than once daily. For frequent use, clinicians may consider tadalafil daily (2.5–5 mg).
Can I drink alcohol with Generic Viagra 100 mg?
Limit alcohol. It can increase dizziness and lower blood pressure, reducing effectiveness.
Who should not take it?
Do not use with nitrates or riociguat, or if you have certain cardiac, ocular, hepatic, renal, hematologic, or penile conditions without clinician approval. Not for women or anyone under 18.
Is sildenafil addictive?
No. It is not habit-forming, but misuse can be harmful.