Viagra Super Active with liver impairment: dosing and safety
The liver is the main site of metabolism for many medications including Viagra Super Active (Sildenafil Citrate). Liver impairment slows clearance and can raise plasma levels of Sildenafil Citrate above the intended range, amplifying side effects. People with chronic liver disease, recent hepatitis or significantly raised liver enzymes need a tailored approach to Viagra Super Active at 100mg.
Why liver function matters
Sildenafil Citrate undergoes hepatic metabolism through CYP enzymes for many medications. Reduced hepatic function slows this metabolism, prolongs the half-life and raises plasma concentrations. The active sildenafil citrate inhibits PDE5 in penile tissue during sexual arousal, allowing cyclic GMP to accumulate, smooth muscle to relax and blood inflow to increase. The prescribing information typically classifies severity by Child-Pugh score (A mild, B moderate, C severe) and gives dose adjustments accordingly.
Practical guidance
According to the prescribing information for Sildenafil Citrate, baseline liver function tests are recommended before starting Viagra Super Active in any patient with risk factors and periodically during treatment in chronic liver disease. Severe impairment (Child-Pugh C) often contraindicates Viagra Super Active or requires substantial dose reduction; mild impairment usually permits standard 100mg with closer monitoring.
Frequently asked questions
Is Viagra Super Active safe with liver problems? ▾
Mild liver impairment typically allows Viagra Super Active at standard or slightly reduced 100mg with monitoring. Moderate-to-severe impairment often requires substantial dose reduction. Severe (Child-Pugh C) impairment may contraindicate Viagra Super Active entirely.
Will Viagra Super Active damage my liver? ▾
Most Erectile Dysfunction (ED) medications at standard 100mg doses do not harm a healthy liver. A small subset can produce drug-induced liver injury in susceptible patients, usually detected by routine ALT/AST monitoring. The prescribing information for Sildenafil Citrate lists the documented risk.
More on Viagra Super Active
- With alcoholViagra Super Active and alcohol — is it safe to drink?
- With foodShould Viagra Super Active be taken with food?
- Side effectsViagra Super Active side effects: common, rare and warning signs
- Dosage guideViagra Super Active dosage guide: how much to take and when
- OnsetHow fast does Viagra Super Active start working?
- DurationHow long does Viagra Super Active last?
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