Search info


What should I discuss with my doctor before taking Avodart?


Tell your doctor about all of the medications you are taking, including vitamins, supplements and herbal products before taking Avodart. Tell your doctor about any allergic reactions you have had to dutasteride, finasteride or any other medications. Also, tell your doctor if you have had liver disease or prostate cancer.

Never donate blood while taking Avodart or for six months after you have stopped taking it. If you donate blood while taking Avodart and a pregnant woman receives your blood, the fetus could be harmed. This medication can interfere with lab tests like PSA for prostate cancer; your doctor may order a baseline test of your PSA before starting the medication, and then every three months or so while on the medication. If you see more than one doctor, make sure all of your doctors are aware yo're taking Avodart.

Make sure your Avodart capsules are kept away from women and children. Women and children should never take or handle the capsules, especially during pregnancy.

Does Avodart interact with other medications or foods?

Avodart may interact with antifungals, such as itraconazole, clotrimazole, ketoconazole, voriconazole or fluconazole. It also can interact with HIV medications. Heart or blood pressure medications that interact with Avodart include: diltiazem, nicardipine, quinidine and verapamil. Antibiotic medications, such as ciprofloxacin, clarithromycin, dalfopristin, metronidazole, isoniazid and erythromycin, also interact with Avodart. Some other drugs that may interact include: zafirlukast, cimetidine, cyclosporine, danazol and nefazodone. Before starting Avodart, the prescribing doctor needs to know about any and all substances being taken, including prescription and over-the-counter medications, minerals, vitamins and herbal products.

What are the risks and side effects of taking Avodart?

There are risks in taking or handling Avodart, including increase risk of prostate cancer. There is a risk of allergic reaction to Avodart. Also, the Avodart capsules may leak, in which case they need to be discarded safely.

Side effects of Avodart may include decreased libido, impotence, breast enlargement (in men), breast tenderness (in men), difficulty ejaculating or a decrease in the amount of semen produced. Symptoms of an allergic reaction to Avodart include hives, swelling in face, lips, throat or tongue and difficulty breathing. This requires immediate medical care.

Back to Ask a Pharmacist


Answers to questions regarding information about medications or health conditions are not for diagnostic or treatment purposes and are not conclusive as to the presence or absence of any health condition. Consult your physician for diagnosis and treatment of your medical condition. The information provided is not a substitute for medical advice. Advances in medicine may cause this information to become outdated, invalid or subject to debate. Professional opinions and interpretations of the scientific literature may vary. Walgreens' terms of use and general warranty disclaimer apply to all services provided. If you are in need of immediate medical attention, contact your physician, poison control center or emergency medical professional. If you need to speak with a pharmacist for non-emergency matters, contact your local Walgreens pharmacist or call a pharmacist toll-free at 1 (877) 250-5823.

Balance Rewards for Healthy Choices

20 Points
20 Points

Now you can track your blood pressure and blood glucose.

Start earning points Go Arrow