Finasteride is indicated for the treatment of male pattern hair loss. The drug contains finasteride as the chief ingredient. Commonly, the drug is available in dosage of 1 mg per tablet. The drug is manufactured by Merck Sharp and Dohme and all the brand rights are held by this company.
Mechanism of the action of drug
The finasteride belongs to special category of drugs called 5 alpha reductase inhibitor. As the name suggests, the medicine will work by inhibiting the work of enzyme in the body called 5 alpha reductase. The enzyme is responsible for conversion of testosterone into dihydrotestosterone which is the byproduct of testosterone metabolism and the chemical compound responsible for damage to the hair follicles and hair loss in men.
Men who are sensibly action of DHT can take finasteride in the doses prescribed by your doctor. The finasteride will stop the action of dihydrotestosterone by inhibiting the 5 alpha reductase. This will lower the amount of DHT in scalp as well as in blood and it made result in reversal of hair fall.
The medicine is consumed orally to improve hair growth and avoid further hair loss in androgenic alopecia. The medicine has to be consumed for at least 3 to 6 months to notice a change in balding process. The hair density in males taking finasteride can improve after long-term consumption of this medicine. For maximum benefits the medicine is prescribed for 9 to 12 months. One can stop the medicine if there is no effect even after 9 months of continuous usage.
What are the indications of finasteride?
The drug is indicated for the treatment of male pattern hair loss or androgenic alopecia.
What are the precautions and contraindications while using the drug?
This medicine can cause abnormalities in the male fetus. The pregnant woman or of childbearing age must stay away from this drug. Normally the drug is coated to prevent the direct contact between the skin and the active ingredient. Do not over dose this medicine as it will not become more effective rather the increase in side effects may occur.
If you notice any change in your breasts or notice any lumps while using this medicine contact your doctor immediately.
The drug is not to be used in case of children and in women. It is also contraindicated in cases of benign prostatic hyperplasia where the patient is already taking the same ingredient for treatment of enlarged prostate. Do not take the medicine if you are allergic to 5 alpha reductase inhibitor class of medicine. Also, individuals with galactose intolerance must not take this medicine.
What are the side effects of use of finasteride?
Possible side effects of this medicine include impotence in men, changes in breast like formation of lumps, tenderness, and swelling. There can be reduced volume of ejaculation, premature ejaculation and loss of libido.
Do not take this medicine if you are taking another drug for the treatment of benign prostatic hyperplasia which also contains finasteride.