Sildenafil (oral route) - Side effects & dosage (Sildenafil) — Uses, Dosage, Side Effects & Safety

Drug class: Phosphodiesterase type 5 (PDE5) inhibitor

Overview

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Therapeutic uses

• Erectile dysfunction
• Pulmonary arterial hypertension

For related Sildenafil (oral route) - Side effects & dosage guidance, compare Cialis (tadalafil), Udenafil and Viagra.

Common side effects

• Headache
• Flushing
• Dyspepsia
• Nasal congestion
• Visual disturbances (e.g., blurred vision, cyanopsia)
• Dizziness
• Back pain

Frequently Asked Questions about Sildenafil (oral route) - Side effects & dosage

How long does sildenafil take to work?

Sildenafil usually starts working within 30 to 60 minutes after taking it. Sexual stimulation is required for it to be effective.

Can I take sildenafil every day?

For erectile dysfunction, sildenafil is typically taken as needed, not more than once per day. For pulmonary arterial hypertension, it is taken regularly as prescribed.

Is it safe to use sildenafil with alcohol?

Drinking small amounts of alcohol is generally safe, but excessive alcohol can increase the risk of side effects such as low blood pressure, dizziness, or fainting.

What should I do if I experience vision changes?

Stop taking sildenafil and seek medical attention immediately if you notice sudden vision loss or changes in vision.

Can women use sildenafil?

Sildenafil is not approved for sexual dysfunction in women. It may be prescribed for pulmonary arterial hypertension in both men and women.

Are there any foods I should avoid while taking sildenafil?

Avoid grapefruit and grapefruit juice, as they can increase sildenafil levels and side effects.

What happens if I take sildenafil with nitrates?

Taking sildenafil with nitrates can cause a dangerous drop in blood pressure. This combination is strictly contraindicated.

Educational information only. Always consult a qualified healthcare professional before starting, stopping, or changing any medication.