Description
Vidalista (Tadalafil) 40 mg
Vidalista 40 mg is a brand name associated with tadalafil, a phosphodiesterase type 5 (PDE5) inhibitor. The product name and strength are used here for identification only; the verified active ingredient is tadalafil.
Active Ingredient and Medicine Class
Tadalafil belongs to the PDE5 inhibitor class. This medicine is used for erectile dysfunction and is also approved in some jurisdictions for benign prostatic hyperplasia and combined erectile dysfunction/benign prostatic hyperplasia indications.
Established Medical Uses
Official prescribing information identifies tadalafil as a treatment for erectile dysfunction. Some regulated products also include use for the signs and symptoms of benign prostatic hyperplasia, depending on the local approved product label.
How It Works
Tadalafil inhibits PDE5, which helps preserve cyclic GMP in penile smooth muscle. This supports relaxation of blood vessels and increased blood flow in response to sexual stimulation. It does not itself create sexual arousal.
Important Safety Information
Tadalafil is contraindicated with nitrates and with guanylate cyclase stimulators because of the risk of marked blood pressure lowering. Caution is also needed with alpha-blockers, other antihypertensive medicines, and strong CYP3A4 inhibitors such as ketoconazole or ritonavir, which can increase tadalafil exposure. Prescribing information also warns about cardiovascular risk in susceptible patients, prolonged erection, sudden hearing loss, and eye-related adverse events including NAION.
Possible Side Effects
Common adverse effects reported with tadalafil include headache, dyspepsia, back pain, muscle pain, nasal congestion, and flushing. Important serious reactions can include priapism, significant vision changes, sudden hearing loss, and symptomatic low blood pressure.
Scientific Evidence
Peer-reviewed reviews and clinical summaries describe tadalafil as an effective PDE5 inhibitor for erectile dysfunction, with a long duration of action that can extend up to about 36 hours. Reviews also report that its efficacy has been demonstrated across different severities and causes of erectile dysfunction, while headache and dyspepsia are among the most frequent adverse effects.
Medical Information Notice
This page is an educational summary based on sources available at the time of review. It does not replace the official patient leaflet, prescribing information, or individual assessment by a qualified healthcare professional.
Medical Sources
- U.S. Food and Drug Administration / DailyMed: Tadalafil tablets, prescribing information. View source
- Meuleman EJ: Review of tadalafil in the treatment of erectile dysfunction. Expert Opinion on Pharmacotherapy. 2003. PubMed article
