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Dutasteride

Drug Class: Commonly Known As: Category:
5 Alpha Reductase Inhibitor Duodart

Dutasteride - Side Effects, Precautions, and Contraindications

What side effects can Dutasteride cause?

  • ​Unable to get or keep an erection firm enough to have sexual intercourse
  • Decreased libido (sex drive); less desire to have sex
  • Difficulty with ejaculation
  • Dizziness when taken in combination with tamsulosin

These side effects may disappear after a while if you continue to take the medication. If not, they usually go away after stopping the medication. Discuss with your doctor if you are unsure or these side effects become bothersome to you.

The symptoms of a drug allergy include one or more of the following:

  • Swollen face/eyes/lips/tongue
  • Difficulty in breathing
  • Itchy skin rashes over your whole body

Changes in your breast tissue such as lumps, pain, enlargement or nipple discharge.

If you experience any of these symptoms, you should stop your medication and see your healthcare professional immediately.

Before taking Dutasteride, what precautions must I follow?

  • ​Use a condom during sexual intercourse as your semen could contain the medication. If your partner is or may be pregnant, you must avoid exposing her to your semen as it may affect the normal development of the baby’s sex organs.
  • Avoid donating blood during treatment or for 6 months after you stopped the treatment as there may be a risk that your blood may be given to a pregnant female transfusion recipient.

Inform your healthcare professional if:

  • You are allergic to this medication or any of the other ingredients of this medication
  • You have heart or liver problem

What food or medicine must I avoid when I take Dutasteride?

​Inform your healthcare professional if you are taking or intend to take any other medication, supplements, traditional medications or herbal remedies.

Dutasteride - Additional Information

  • Updated on Monday, September 30, 2019
  • Article contributed by PSS National Medication Information Workgroup PSS National Medication Information Workgroup

    The information provided is not intended as medical advice. Terms of use. Information provided by SingHealth

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