Sildenafil citrate is a PDE5 inhibitor that may be used to support sexual function.
Common dosage forms
Cream
Fast SL
Gel
Suppository
Troche
Sildenafil citrate is a phosphodiesterase‑5 (PDE5) inhibitor that may help increase levels of cGMP, a signaling molecule involved in smooth muscle relaxation and blood‑flow regulation. In men with erectile dysfunction, this mechanism may support the body’s natural erectile response during sexual stimulation by improving blood flow within penile tissue. Sildenafil can enhance the physiologic response to arousal and help maintain an erection sufficient for sexual intercourse.
In addition to its oral use for erectile concerns, sildenafil citrate may also be compounded into topical formulations—commonly referred to as “scream creams”—for application to genital tissues. In women, these topical preparations may increase localized blood flow to the clitoris and vaginal tissues, which may help enhance sensitivity, support natural lubrication, and improve comfort or responsiveness during sexual activity. These effects are due to sildenafil’s ability to promote smooth‑muscle relaxation and tissue perfusion in the applied area.
Sildenafil may benefit adult men who need support enhancing the natural erectile response during sexual stimulation by increasing blood flow to penile tissue and helping the body maintain a firmer response and achieve an erection sufficient for intercourse when arousal occurs.
Topical sildenafil may benefit women who need support improving blood flow to vaginal tissues, which may help enhance natural lubrication and comfort during sexual activity. Referred to as ‘scream creams,’ these preparations can enhance your sexual experience.
Prescription drugs such as antidepressants may cause or worsen sexual dysfunction symptoms. If there are concerns that current medications may be negatively affecting sexual wellbeing, contacting a medical professional is recommended. Sildenafil citrate may help adults who develop sexual dysfunction while taking antidepressants, provided a clinician has evaluated the situation and deemed its use appropriate.
Sildenafil citrate is used to support erectile function in men by helping increase blood flow to penile tissue during sexual stimulation. It may also be used in women when compounded into topical “scream creams,” which can help enhance genital blood flow, sensitivity, and overall sexual comfort. In both men and women, its effects rely on promoting smooth‑muscle relaxation and improving local circulation in targeted tissues.
Sildenafil citrate typically begins to take effect in about 30 to 60 minutes, with some men experiencing a delayed onset if taken with a high‑fat meal. Its effects for erectile dysfunction generally last about 2 to 4 hours, although this can vary based on individual factors.
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