Finacidil Tablet (Finasteride)

Adult dose

Generally, finasteride is administered orally at a dose of 1 mg once daily, and it can be taken regardless of meals. There is no evidence to support that increasing the dose enhances efficacy. Generally, it is expected that treatment effects may be observed after taking it for more than 3 months, and it is recommended to continue taking it to maintain treatment effects. The duration of treatment and efficacy should continuously be assessed. If the medication is stopped, the treatment effects will disappear within 12 months.

This medication should not be used by children or women. In particular, pregnant women or women who may become pregnant should not handle broken pieces of this medication, as it may be absorbed through the skin and harm a male fetus. Mood changes or symptoms of depression may occur during the use of this medication, so if these symptoms arise, one should consult a healthcare professional immediately. Pregnant women should absolutely not use this medication, as it poses a risk of abnormal development of external genitalia in male fetuses. People who are allergic to this medication or its components should not take it, and it is also advisable for individuals currently taking other 5-alpha-reductase inhibitors not to use this drug. People with liver function problems should use this medication with caution, as it is significantly metabolized in the liver. During treatment for male pattern hair loss, some patients may experience sexual dysfunction, including decreased libido, erectile dysfunction, and ejaculation disorders. If these symptoms are severe, the patient should stop taking the medication and consult a doctor. Sexual side effects have also been reported during treatment for benign prostatic hyperplasia, and prolonged use may lead to side effects such as breast pain or enlargement, rashes, etc. The use of this medication may lower prostate-specific antigen (PSA) levels, so this should be taken into account when interpreting PSA test results. No clinically significant interactions with other drugs have been found; however, it is advisable to consult a doctor or pharmacist when using it with other medications. Animal studies during pregnancy have indicated that this medication can cause reproductive anomalies in male fetuses; therefore, women should absolutely not take this medication. The safety and efficacy of this medication have not been established in children, so it should not be used by them. No special dosage adjustment is necessary for the elderly, but sufficient studies on effectiveness have not been conducted. There is no specific antidote for overdose of this medication, and if side effects occur, one should visit a medical institution immediately. When storing, keep it out of reach of children and do not transfer it to other containers, as this is safer. Research is ongoing regarding the long-term use of this medication and certain side effects, and it is important to consult a professional immediately if any abnormal symptoms appear.

Serious side effects

Hives, angioedema (including swelling of the lips, tongue, throat, and face), rash, severe allergic reactions, significant swelling (edema), sudden and very severe headaches, seizures, confusion, visual disturbances, paralysis

Mild side effects

• Decreased libido
• erectile dysfunction
• ejaculation disorders
• reduced semen volume
• breast tenderness
• breast enlargement
• testicular pain
• rash
• muscle pain
• myasthenia

This medication should be stored in a tightly closed container, ensuring it does not come into contact with moisture. It is advisable to maintain a storage temperature between 15 to 30 degrees Celsius.

Appearance

Brownish yellow film-coated tablets with an octagonal shape that is convex on both sides

Package unit

30 tablets/box [10 tablets/PTP x 3]