| Characteristic | Details |
|---|---|
| Active Ingredient | Sildenafil Citrate |
| Dosage Forms | 50 mg, 100 mg |
| Administration Route | Oral |
| Mechanism of Action | Phosphodiesterase Type 5 Inhibitor |
| Learn More About Viagra Professional | |
Chemical Structure of Sildenafil 100 mg
Viagra Professional, known scientifically as Sildenafil Citrate, stands as a stalwart in erectile dysfunction therapy. Its chemical structure comprises a pyrazolo[4,3-d]pyrimidin-7-one core with a piperazine moiety. This intricate framework underpins its role as a potent phosphodiesterase type 5 (PDE5) inhibitor. Structurally, sildenafil mimics cyclic guanosine monophosphate (cGMP), facilitating its binding to PDE5.
The molecular formula, C22H30N6O4S, elucidates its composition. Its molecular weight, 474.58 g/mol, dictates its pharmacokinetic profile. Binding sites interact with nitric oxide, augmenting cGMP levels, enhancing vasodilation in the corpus cavernosum. This mechanism is pivotal for its therapeutic efficacy.
Areas of Use for Viagra Professional
Viagra Professional is primarily prescribed for erectile dysfunction (ED), a common male sexual disorder. By enhancing erectile response, it serves as a reliable intervention for those with impaired erectile function. Beyond ED, Sildenafil 100 mg finds applications in pulmonary arterial hypertension (PAH). Its vasodilatory effect ameliorates elevated pulmonary arterial pressures.
The medication assists patients with PAH by improving exercise capacity. Off-label uses have emerged, though these require professional discretion. The ubiquity of Viagra Professional underscores its significance in both urology and cardiology.
Warning & Precautions in Sildenafil 100 mg Usage
Viagra Professional requires careful consideration. Patients must disclose cardiovascular history due to potential cardiac stress. Those with nitrate therapy for angina should avoid this medication. The hypotensive synergy poses significant risks.
Visual disturbances warrant immediate attention. Retinal effects, though rare, can occur. Instruct patients to report sudden vision changes. Those with retinitis pigmentosa may face heightened risks. Monitor hepatic and renal function, adjusting doses accordingly.
Viagra Professional Disposal Protocol
Proper disposal of pharmaceuticals is critical. Expired or unused Viagra Professional should not enter regular waste streams. Consult local guidelines for drug take-back programs. These programs ensure safe, environmentally-conscious disposal.
Avoid flushing medications unless specifically instructed. This prevents contamination of water systems. Always store medications securely, away from children and pets. Maintaining responsible disposal practices preserves public health and safety.
Potential Adverse Effects of Viagra Professional
Adverse effects of Sildenafil 100 mg may include headache, flushing, or dyspepsia. These are typically mild and transient. More severe effects such as priapism demand urgent medical intervention. Persistent erections exceeding four hours require immediate care to prevent tissue damage.
Visual changes, such as blue-tinged vision, can arise. These effects often resolve spontaneously. Sudden hearing loss, although infrequent, necessitates discontinuation and consultation. Diligent patient monitoring mitigates risks associated with therapy.
Purchasing Viagra Professional Without a Prescription
Acquiring Viagra Professional without a prescription is inadvisable. Prescriptive oversight ensures the appropriate indication, dosage, and monitoring. Illicit channels lack quality assurance, raising contamination and dosage errors.
Online pharmacies, if considered, should bear verifiable accreditation. Prioritize certified vendors for medication safety. Legal avenues safeguard patient health, providing assurance of authentic and effective products.
- Approved Indications: ED, PAH
- Precautionary Measures: Cardiovascular history
- Adverse Event Reporting
- Storage Recommendations
| Section | Details |
|---|---|
| Chemical Structure | Pyrazolo[4,3-d]pyrimidin-7-one |
| Mechanism | PDE5 Inhibition |
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