Almost all pharmaceutical products can cause side effects. A side effect is an undesirable reaction to a medication. It can be mild or severe, short term or long term.
You must discuss all possible side effects of Propecia (Finasteride) before starting your treatment.
Men using this medication could experience some sexually related side effects.
- Propecia (Finasteride) may reduce interest in sex, or cause impotence.
- It can decrease the amount of semen in the ejaculation.
- It can cause erectile dysfunction.
- Propecia (Finasteride) may cause testicular pain.
While most of these side effects reverse themselves when treatment is stopped, it is always better to inform your doctor should any of these side effects occur. Please inform your doctor immediately if you find any tenderness or enlargement of the breast.
Propecia (Finasteride) may cause lumps in the breast or discharge from the nipples.
Call your doctor immediately if you experience an allergic reaction to Finasteride. This may manifest itself by a rash, itchiness, hives, or swelling of the lips or tongue.
Before starting your treatment with Propecia (Finasteride), please inform your doctor of any other products and medications you are currently using. These could be pharmaceutical prescriptions, over the counter medicines, homeopathic preparations, herbal remedies, or vitamins and other nutritional products. Also inform your doctor if you smoke, consume alcohol, use too much caffeine or use street drugs. All of these might affect the way Propecia (Finasteride) works for you, and your doctor may want to adjust the medication or the other products you use for maximum benefit.
Most other pharmaceuticals do not interact with Propecia (Finasteride). However, if you are using any of the following medications, please inform your doctor. He may want to adjust dosage, timing, etc. accordingly.
- Amphetimines, Dextroamphetimines (Adderall)
- Fexofenadine (Allegra)
- Loratidine
- Pregabalin (Lyrica)
- Zolpidem (Ambien)
- Esomeprazole (Nexium)
- Aspirin
- Niacin (Niaspan)
- Dutasteride (Avodart)
- Simvastatin
- Rosuvastatin (Crestor)
- Montelukast (Singulair)
- Duloxetine (Cymbalta)
- Sildenafil (Viagra)
- Hydrochlorothiazide
- Alprazolam (Xanax)
- Lamotrigine (Lamisil)
- Sertraline (Zoloft)
- Atorvastatin (Lipitor)
- Cetirizine (Zyrtec)
If you are using any of these medications, your doctor may want to adjust your treatment with Propecia (Finasteride).
