Generic Name: Finasteride 1 mg Tablets (fin AS ter ide)
Brand Name: Propecia
Medically reviewed on Sep 5, 2018
Uses of Propecia:
- It is used to help hair growth in male pattern baldness. It may take 3 months to see the full effect.
- It may be given to you for other reasons. Talk with the doctor.
What do I need to tell my doctor BEFORE I take Propecia?
- If you have an allergy to finasteride or any other part of Propecia (finasteride 1 mg tablets).
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
- If you are a woman. This medicine is not approved for use in women. If you are a woman using Propecia (finasteride 1 mg tablets), talk with your doctor if you are pregnant, plan on getting pregnant, or are breast-feeding.
This medicine may interact with other drugs or health problems.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take Propecia (finasteride 1 mg tablets) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.
What are some things I need to know or do while I take Propecia?
- Tell all of your health care providers that you take Propecia (finasteride 1 mg tablets). This includes your doctors, nurses, pharmacists, and dentists.
- Avoid driving and doing other tasks or actions that call for you to be alert until you see how Propecia (finasteride 1 mg tablets) affects you.
- To lower the chance of feeling dizzy or passing out, rise slowly if you have been sitting or lying down. Be careful going up and down stairs.
- This medicine may affect certain lab tests. Tell all of your health care providers and lab workers that you take Propecia (finasteride 1 mg tablets).
- Do not donate blood while using Propecia (finasteride 1 mg tablets) and for 1 month after stopping.
- Some doses of Propecia (finasteride 1 mg tablets) may raise the chance of a type of prostate cancer. Talk with your doctor.
- Rarely, male breast cancer has happened with Propecia (finasteride 1 mg tablets). Talk with your doctor.
- This medicine may lower sperm counts in men. This may affect being able to father a child. Talk with the doctor.
- This medicine is not approved for use in children. Talk with the doctor.
- Pregnant women must not handle crushed or broken tablets. Talk with the doctor.
How is this medicine (Propecia) best taken?
Use Propecia (finasteride 1 mg tablets) as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- Take with or without food.
- Take Propecia (finasteride 1 mg tablets) at the same time of day.
- To gain the most benefit, do not miss doses.
- Keep taking Propecia (finasteride 1 mg tablets) as you have been told by your doctor or other health care provider, even if you feel well.
- Read the package insert for more details.
What do I do if I miss a dose?
- Skip the missed dose and go back to your normal time.
- Do not take 2 doses at the same time or extra doses.
What are some side effects that I need to call my doctor about right away?
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- A lump in the breast, breast soreness, or nipple discharge.
- Enlarged breasts.
- Very bad dizziness or passing out.
- Low mood (depression).
- For males, testicle pain.
What are some other side effects of Propecia?
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
- Feeling tired or weak.
- This medicine may cause a change in sex ability in men or lowered interest in sex. This could go on after you stop Propecia (finasteride 1 mg tablets). Talk with your doctor if these effects go on or bother you.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
If OVERDOSE is suspected:
If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
How do I store and/or throw out Propecia?
- Store in the original container at room temperature.
- Protect from light.
- Store in a dry place. Do not store in a bathroom.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.
Consumer information use
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else's drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about Propecia (finasteride 1 mg tablets), please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
More about Propecia (finasteride)
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- En Español
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- Generic Availability
- Drug class: 5-alpha-reductase inhibitors
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