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    更新日: 2024.10.03
    Medical information: Finasteride（1mg）

    Important safety information including dosage, side effects, and precautions of Finasteride (1mg).

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    Dosage & Administration

    ・Take a pill with water, without breaking the tablet.


    ・If you forget to take the pill, do not take two pills the next time. Take one pill as usual.

    Side Effects

    If you experience any of the following side effects, discontinue use of the medication and seek appropriate medical attention.


    ・Liver problems and jaundice, ejaculation, erectile dysfunction, and sexual dysfunction.


    However, since decreased libido is often linked to psychological factors, it’s unlikely to be a side effect unless the symptoms appear right after taking the medication.

    Precautions

    ・Only men can use Finasteride.


    ・Do not use if you have a history of hypersensitivity or allergies to this medication.


    ・If you plan to be screened for prostate cancer, please let your doctor know that you are taking Finasteride.


    ・If you are using other medicines, please consult your doctor. When you visit other medical institution, inform them that you are taking AGA medicine.


    ・In case of emergencies, such as the occurrence of serious side effects, stop taking the medication and go to the nearest medical institution.

    Approval status in Japan

    ・In Japan, Finasteride was approved in 2005 for the treatment of AGA (Androgenetic Alopecia).


    *Medicines prescribed in this department are not covered by the Adverse Reactions Relief System.

    Means of acquisition

    ・Our affiliated clinic physicians purchase Finasteride 1mg via a domestic pharmaceutical distributor.

    Information on safety and approval in other countries

    ・Finasteride is approved by the Food and Drug Administration (FDA) of the United States for the treatment of AGA (male pattern baldness).