Flomax is a prescription drug that treats symptoms of frequent urination in men with BPH (benign prostatic hyperplasia). Flomax belongs to a class of drugs called alpha-blockers, and works by relaxing muscles in the prostate and bladder.
Always follow your doctor’s instructions and use Flomax exactly as prescribed.
Some men experience dizziness or fainting when they first start taking Flomax. Take care when driving, standing for long periods, or during exercise. Getting up quickly from a standing or lying position may worse dizziness.
Flomax may affect pupils during cataract surgery. Inform your eye doctor that you’re using Flomax, but don’t stop using it unless directed by a doctor.
Before taking Flomax, inform your doctor if you have any of the following:
Common side effects of Flomax include:
Contact your doctor if you experience these more serious side effects:
What should I do if Flomax is causing me to feel dizzy?
Dizziness is most common when you first start taking Flomax, and should improve over time. Take care to get up slowly from a lying or sitting position, especially first thing in the morning. Until you’ve adjusted to Flomax, avoid strenuous exercise, driving, and operating heavy machinery.
How quickly does Flomax start to work?
Most people will have symptom relief within a week of taking Flomax. Talk to your doctor if you haven’t noticed any changes after 2 weeks of using Flomax.