Finasteride Adult Medication

What is this medicine used for?

  • This medicine is used to improve hair growth in men with classic baldness. It may take up to 3 months for full results to manifest.
  • This medicine is used to treat the symptoms of an enlarged prostate. It may take up to several months for full results to manifest.
  • This medicine may be prescribed for you for other reasons. Consult with your doctor.

What do I need to tell my doctor BEFORE taking this medicine?

  • If you are allergic to this medicine, any part of this medicine, or other medicines, foods, or substances. Tell your doctor about this allergy and what symptoms you have exhibited.
  • If you can become pregnant or breastfeed. This medication is not approved for use in these types of patients. If you are pregnant, planning to become pregnant, or are breastfeeding, see your doctor.

This medication can interact with other medications or disorders.

Tell your doctor and pharmacist about all the medicines you take (prescription or over-the-counter, natural products, vitamins) and the conditions you have. You should verify that it is safe for you to take this medicine together with all your other medicines and disorders. Do not start, stop, or change the dose of any medicine without first consulting your doctor.

What should I know or do while taking this medicine?

For all uses of this medicine:

  • Tell all of your healthcare providers that you take this medicine. This includes doctors, nurses, pharmacists, and dentists.
  • Avoid driving, doing tasks or activities that require your full attention until you see how this medicine affects you.
  • To reduce the chance of feeling dizzy or losing consciousness, get up slowly from sitting or lying down. Be careful going up and down stairs.
  • This medicine can affect certain laboratory tests. Tell all of your healthcare providers and biochemists that you are taking this drug.
  • A very serious form of prostate cancer was seen more often in some men who take drugs like this than those who do not. This was seen in a trial of men taking this drug to lower the chance of getting prostate cancer. Consult your doctor.
  • This medicine has very rarely caused breast cancer in men. Check with your doctor.
  • This medicine can affect sperm. This can affect the sterility of the man. Check with your doctor.
  • Pregnant people should not touch the crushed or broken tablets. If a pregnant person touches a crushed or broken tablet, wash the area with soap and water right away.

In case of an enlarged prostate:

  • Get a rectal exam (to check the prostate gland) as well as a blood test (PSA – Prostate Specific Antigen test) Contact your healthcare provider.

What are the side effects for which I should call my doctor immediately?

WARNING / CAUTION: Although very rare, some people can experience very serious side effects, even death, from taking a medicine. If you experience any of the following signs or symptoms that may be related to a very serious side effect, report it to your doctor or seek medical help immediately:

  • Signs of an allergic reaction such as a rash; urticaria; itch; red, swollen, blistering, or peeling skin, with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or speaking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
  • A breast lump, breast pain or discomfort, or nipple discharge.
  • Enlargement of the breasts.
  • Severe dizziness or fainting.

What other side effects does this medicine have?

All medicines can have side effects. However, many people have no or only minor side effects. Call your doctor or seek medical help if any of these side effects bother you or do not go away:

  • You feel tired or weak.
  • This medicine may cause decreased sexual interest, ejaculation problems, or problems getting or keeping an erection. This could continue after you stop taking the medicine. Consult your doctor if these effects persist or bother you.

These are not all the side effects that could occur. If you have questions about side effects, call your doctor. Call your doctor for advice about side effects.

You can report the side effects to the health agency in your country.

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