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Sunday, November 22, 2009
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Proscar Oral

Precautions and Side Effects


Generic Name: FINASTERIDE - ORAL
Pronounced: (fin-AST-er-ide)

Proscar Oral Side Effects

Table of Contents

Decreased sexual ability/desire may occur. In some men, this medication can decrease the amount of semen released during sex. This is harmless. Finasteride may also increase hair growth. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Tell your doctor immediately if any of these unlikely but serious side effects occur:

  • lump in the breast
  • nipple discharge
  • breast enlargement/tenderness/pain
  • pain in the testicles
  • inability to urinate


A very serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction may include:

  • rash
  • itching/swelling (especially of the face/tongue/throat)
  • severe dizziness
  • trouble breathing


This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

Call your doctor for medical advice about side effects. In the US, you may report side effects to the Food and Drug Administration (FDA) at 1-800-FDA-1088.

In Canada, you may report side effects to Health Canada at 1-866-234-2345.

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