Always inform your doctor about all medications you’re taking, including over-the-counter drugs, supplements, and herbal remedies. This includes nitrates, often prescribed for chest pain. Combining Viagra with nitrates can cause a dangerous drop in blood pressure.
Alpha-blockers, used to treat high blood pressure or prostate problems, can also interact with Viagra, potentially leading to dizziness or fainting. Your doctor may adjust your dosage or suggest alternatives.
Certain antifungals, such as ketoconazole and itraconazole, can increase Viagra’s levels in your blood, potentially intensifying side effects. Discuss this with your physician before combining these medications.
Similarly, protease inhibitors, commonly used in HIV treatment, can raise Viagra’s blood levels. Careful monitoring and potential dosage adjustments are necessary.
Grapefruit juice inhibits enzymes that metabolize Viagra, leading to increased blood levels. Avoid grapefruit juice while taking Viagra to prevent adverse reactions.
If you experience unexpected side effects, contact your doctor immediately. Open communication with your healthcare provider is key to safe and effective Viagra use.


