Always consult your doctor before starting any medication, including generics. This information is for educational purposes only and does not constitute medical advice.
Common side effects include headache, flushing, nasal congestion, and indigestion. These are usually mild and temporary.
- Headache: Often resolves without intervention. Consider over-the-counter pain relievers if needed. Flushing: A temporary warmth or redness in your face, neck, and chest. Nasal Congestion: May cause stuffiness or runny nose. Indigestion: Can lead to upset stomach or heartburn. Avoid large meals or alcohol before or after taking the medication.
Less common but more serious side effects require immediate medical attention. These include:
- Vision changes: Blurred vision, sudden vision loss. Hearing loss: Ringing in the ears, decreased hearing. Chest pain: Seek immediate medical help. Prolonged erection (priapism): Seek immediate medical help.
Interactions with other medications are possible. Certain medications can increase or decrease the effectiveness of this drug, or cause increased side effects. Examples include:
Nitrates: Combining nitrates with this medication can cause a dangerous drop in blood pressure. Alpha-blockers: May increase the risk of low blood pressure. CYP3A4 inhibitors: Such as ketoconazole and erythromycin, may increase blood levels of this medication. CYP3A4 inducers: Such as rifampin and St. John’s wort, may decrease blood levels of this medication.
Provide your doctor with a complete list of all medications, supplements, and herbal remedies you are taking. This allows for proper assessment and avoids potential drug interactions.
Remember, this information is not a replacement for a consultation with your doctor or pharmacist. They can provide personalized advice based on your health status and medical history.
