Who should not take Brand Viagra
A contraindication is a condition under which Brand Viagra (Sildenafil Citrate) should not be taken because the risk outweighs the benefit. Brand Viagra has both absolute contraindications (do not use) and relative cautions (use only after careful review). This page summarises both at the 100mg dosing range.
Absolute contraindications
According to the prescribing information for Sildenafil Citrate, absolute contraindications typically include severe allergic reactions to the active ingredient or excipients, severe hepatic or renal impairment, certain cardiovascular conditions, and concurrent use of specific interacting medications. The exact list depends on the molecule and is detailed in the official label.
Relative cautions
Relative cautions are situations where Brand Viagra can be used but with extra monitoring, dose reduction or alternative considered. These often include mild-to-moderate organ impairment, age extremes, multiple comorbidities, and complex medication regimens. The mechanism is identical to any other sildenafil-based product: PDE5 inhibition prevents breakdown of cyclic GMP in the corpus cavernosum, allowing the smooth-muscle relaxation triggered by sexual a…
Frequently asked questions
Can someone with heart disease take Brand Viagra? ▾
Some forms of heart disease are absolute contraindications for Brand Viagra, particularly with nitrate use or recent cardiovascular events. Stable, well-controlled cardiovascular disease may allow Brand Viagra use under specialist supervision. The prescribing information for Sildenafil Citrate should be reviewed.
Is Brand Viagra safe with kidney problems? ▾
Mild to moderate kidney impairment usually allows Brand Viagra at adjusted lower 100mg doses. Severe kidney failure is often a contraindication or requires substantial dose reduction. The prescriber decides based on lab results and concurrent medications.
More on Brand Viagra
- With alcoholBrand Viagra and alcohol — is it safe to drink?
- With foodShould Brand Viagra be taken with food?
- Side effectsBrand Viagra side effects: common, rare and warning signs
- Dosage guideBrand Viagra dosage guide: how much to take and when
- OnsetHow fast does Brand Viagra start working?
- DurationHow long does Brand Viagra last?
The information on this website is provided for reference and educational purposes only. It does not replace consultation with a qualified healthcare professional.