Heart and liver problems

People with serious heart or liver problems should not take Viagra. The medication can put additional strain on the heart, which may not be suitable for those with a history of congestive heart failure or unstable angina. Furthermore, individuals who have recently experienced a stroke or heart attack should also avoid taking Viagra.

Low blood pressure concerns

Viagra is not recommended for individuals with low blood pressure (hypotension). The drug can cause a sudden drop in blood pressure, leading to potentially dangerous side effects.

Rare inherited eye diseases (retinitis pigmentosa)

People with rare inherited eye diseases, such as retinitis pigmentosa, should not take Viagra. The medication may worsen their condition and lead to further vision problems.

Children and Viagra

Viagra is not intended for use in children.

The U.S. Food and Drug Administration (FDA) advises against prescribing sildenafil (the active ingredient in Viagra) to children ages 1 through 17 for pulmonary arterial hypertension.Moreover, sildenafil should never be used in children for erectile dysfunction.

Nitrates for chest pain (angina)

Individuals taking nitrates for chest pain (angina) should not take Viagra. The combination of nitrates and Viagra can lead to a sudden drop in blood pressure, which can be dangerous.

Allergic reactions to sildenafil or other medicines

If you have ever experienced an allergic reaction to sildenafil or any other medicine, it is crucial to consult with a doctor or pharmacist before taking Viagra. They can help determine if the medication is safe for you to use.

Importance of discussing with a doctor or pharmacist

It is essential to speak with a doctor or pharmacist before taking Viagra, especially if you are taking other medications that might interact with the drug. Some medications, such as alpha blockers, blood pressure medications, and those affecting liver proteins, may have negative interactions with Viagra. Additionally, consuming alcohol or grapefruit juice while taking Viagra can lead to adverse side effects.

Medical history and drug interactions considerations

When considering Viagra, your doctor should be aware of your complete medical history to ensure the medication is safe and appropriate for you. They will carefully assess your heart's ability to handle the strain of sexual activity and consider any potential drug interactions before prescribing the medication. Always consult with a healthcare professional before starting Viagra to ensure the safest and most effective treatment.