How Viagra ( sildenafil) works during erectile dysfunction ? ||common side effects of Viagra |



Published
The video is more mode of action of Viagra (sildinafil) and common side effects of Viagra.
As explained in the video ,Viagra is one of the phosphodiesterase 5 ( pDE5) inhibitors.
it is commonly used in the treatment of erectile dysfunction , pulmonary hypertension , benign prostatic hyperplasia and others conditions

Mode of action.

as the PDE 5 inhibitors - it blocks the PDE 5 enzymes in the walls of the blood vessels , through this it causes the relaxation of the blood vessels , increasing the blood flow to certain areas of the body .

what it does to the penis during erectile dysfunction.

-it increases the blood flow to the penis during sexual stimulation.
- During sexual stimulation the penile nerve endings and endothelial cells releases Nitric oxide ,this activates the enzyme guanylate cyclase resulting in the production of cyclic Guanosine monophosphate - which a vasodilator.

other drugs of same class - tadalafil ,vardenafil.


common side effects of sildinafil.

-headache
-dyspepsia
- hypotension.
-prolonged erection- causing priapism
- Allergic reaction
others like - flushing , vision changes , dizziness.

dosage -25 mg ,50 mg ,100 mg .

Note :Viagra should be under a doctor prescription .

Desclaimer :this for Educational purpose.Always seek medical attention .

The cover picture used is for the purpose of educational purposes.

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