Revatio

Sildenafil

Indicated for pulmonary arterial hypertension and developed to alleviate symptoms.

Active ingredient
Sildenafil
Supply
Rx
Route
Oral use
Form
Film-coated tablet
Strengths
20mg

Revatio details

Alternative names
Viagra; Vizarsin; Kamagra; Penegra
Therapeutic class
Phosphodiesterase-5 Inhibitor
Pharmacological class
PDE5 Inhibitor
Minor side effects
headache; flushing; dyspepsia
Moderate side effects
peripheral oedema; back pain; muscle pain
Dosage forms
Film-coated tablet
Administration route
Oral use
Supply category
Prescription only (specially controlled medicine)
Manufacturer
Pfizer
Onset Time
1–2 hours
Duration
Ongoing treatment
Storage instructions
Store at room temperature, away from moisture.
Drug interactions
nitrates; alpha-blockers; ritonavir
Age restrictions
Not for paediatric use unless specifically indicated.
Pregnancy and breastfeeding
Consult specialist; benefits must outweigh risks.
Contraindications

concurrent use of nitrates; hypersensitivity to sildenafil; severe hepatic impairment

Precautions and warnings

regular blood pressure monitoring recommended; caution in patients with history of cardiovascular events

Serious side effects

visual disturbance, requires immediate medical attention; hypotension, requires immediate medical attention

Patient summary

Indicated for pulmonary arterial hypertension and developed to alleviate symptoms.

Mechanism of action

Sildenafil inhibits the enzyme PDE5, resulting in elevated levels of cyclic guanosine monophosphate in the pulmonary vasculature, which promotes smooth muscle relaxation and vasodilation.

Where this medicine is registered

  • Singapore
  • Hong Kong
  • Thailand
  • Malaysia
  • Philippines
  • Indonesia
  • Taiwan
  • South Korea
  • Japan
  • Australia
  • New Zealand
  • UAE
  • South Africa

About Revatio

Revatio is a Pfizer brand of sildenafil, a medication used for managing pulmonary arterial hypertension. The same active ingredient is also sold under names like Viagra, Vizarsin, Kamagra and Penegra. This product is supplied as a 20mg tablet.

Buying Revatio online

Revatio is registered across 14 markets including Singapore, Hong Kong and Thailand, with availability through our network extending to Malaysia, the Philippines and Indonesia. While this established brand remains a popular choice, generic sildenafil, often manufactured in India, offers a significantly more affordable option for patients seeking consistent access across the region. As one of the most ordered treatments for pulmonary arterial hypertension on our platform, it can be sourced online for delivery to these major hubs.