Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional. Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088. Erectile dysfunction (ED) is when a man has trouble getting or keeping an erection. It becomes more common as men get older, though it is not considered a natural part of aging. It is also a side effect that repeatedly appears in finasteride studies, including double-blind, randomized and placebo-controlled trials, which are the gold standard for medical studies. A total of 472 healthy men aged 45 to 80 received either finasteride or a placebo for two years.
This medication is used to treat male pattern baldness (androgenetic alopecia) at the crown and in the middle of the scalp. This medication works by decreasing the amount of a natural body hormone (DHT). Decreasing the amount of DHT leads to increased hair regrowth and slower hair loss. Hair growth on other parts of the body is not affected by finasteride. Finasteride is not approved for prevention of prostate cancer. It may slightly increase the risk of developing a very serious form of prostate cancer. Read the Patient Information Leaflet provided by your pharmacist before you start taking finasteride and each time you get a refill. If you have any questions regarding the information, consult your doctor or pharmacist. Take this medication by mouth, with or without food, usually once daily, or as directed by your doctor. If the tablet is crushed or broken, it should not be handled by a woman who is pregnant or by a woman who may become pregnant (see also Precautions section). You must continue to take this medication to maintain your hair growth. Propecia is a brand name for finasteride 1mg tablets, which is a medicine that increases hair growth and helps prevent further hair loss in men with male pattern baldness. This medicine is not available on the NHS in the UK. It can only be prescribed privately, which means you have to pay the full cost of the tablets.• Treating male pattern hair loss (androgenetic alopecia). It's a prescription-only medicine, but if you want to try taking Propecia or generic finasteride it's possible to buy it from online pharmacies after filling in a medical questionnaire that's checked by a doctor. Propecia tablets contain the active ingredient finasteride, which is a type of medicine called a 5-alpha reductase inhibitor. Finasteride works by blocking the action of an enzyme in the body called 5-alpha reductase. This enzyme is responsible for converting the male hormone testosterone into a more active form called dihydrotestosterone (DHT). DHT can damage hair follicles and lead to hair loss in men who are genetically sensitive to it. By blocking 5-alpha reductase finasteride prevents the formation of DHT.
Each tablet of 'Propecia' contains 1 mg of finasteride as the active ingredient. Excipients with known effect: Each tablet contains 110.4 mg of lactose monohydrate. This medicinal product contains less than 1 mmol of sodium per tablet. 'Propecia' is indicated for the treatment of men with male pattern hair loss (androgenetic alopecia) to increase hair growth and prevent further hair loss. 'Propecia' is not indicated for use in women or children and adolescents. Posology The recommended dosage is one 1 mg tablet daily. There is no evidence that an increase in dosage will result in increased efficacy. Efficacy and duration of treatment should continuously be assessed by the treating physician. Generally, three to six months of once daily treatment are required before evidence of stabilisation of hair loss can be expected. If treatment is stopped, the beneficial effects begin to reverse by six months and return to baseline by 9 to 12 months. Along with its needed effects, finasteride (the active ingredient contained in Propecia) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking finasteride: Some side effects of finasteride may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: Applies to finasteride: oral tablet Most men were older and were taking concomitant medications and/or had comorbid conditions: Very common (10% or more): Impotence (up to 18.5%) Common (1% to 10%): Abnormal ejaculation, decreased ejaculatory volume, abnormal sexual function, gynecomastia, erectile dysfunction, ejaculation disorder, testicular pain, male infertility and/or poor seminal quality Two hundred fourteen reports of gynecomastia in men taking finasteride in the United States were received by the FDA between June 1992 and February 1995. Among those reported, fifty eight percent were taking additional medications that have been associated with gynecomastia.
Side Effects. Drug information provided by IBM Micromedex Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. The most common side effects associated with finasteride are breast enlargement, decreased libido, erectile dysfunction, and ; ejaculation disorders. Serious side effects include increased risk of high-grade prostate cancer, and increased risk for male breast cancer.