Methyltestosterone - oral

Patient Medicine Information
Why do I need this medicine?
Methyltestosterone is used as a hormone replacement therapy (HRT) in men deficient of testosterone.

This medicine may also be used to treat certain cancers in women.

Methyltestosterone may be used to treat other conditions as decided by your doctor.
How do I take this medicine?
Take Methyltestosterone exactly as directed by your doctor or according to the instructions on the label. Do not take more or less than instructed by your doctor.

Try to take it at the same time each day.

The dose of this medicine will be decided by your doctor. Your doctor will advise you on the treatment timeframe depending on the type and severity of your condition.
What should I do if I have forgotten to take this medicine?
Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and return to your normal dosing schedule.

DO NOT double a dose under any circumstances.

If you often forget to take your medicine, let your doctor and pharmacist know.
When should I not use this medicine?
Alert your doctor if you have the following conditions:
  • prostate cancer
  • breast cancer in men
as Methyltestosterone may not be suitable for you.

Do not take this medicine if you are pregnant or planning to have a baby soon. If you become pregnant while being treated with Methyltestosterone, alert your doctor immediately. This medicine may cause harm to your unborn child.
What should I take note of while taking this medicine?
Inform your doctor if you have the following conditions:
  • heart disease
  • lung disease
  • kidney disease
  • liver disease
  • obesity
  • prostate enlargement
Let your doctor know if you are breastfeeding.

If you are going for certain laboratory tests, inform your doctor that you are taking this medicine.

Why is it important to keep my appointments with the doctor?

Keep your appointments with your doctor. Your doctor needs to monitor your condition and check your response to the medication regularly.
  • Routine tests (e.g. liver function; haemoglobin, haematocrit, calcium, blood sugar levels, and urine tests) may be done while you are being treated with this medicine. Your doctor will advise you about how often you need to have these tests.
  • Regular monitoring of signs of virilization (a condition caused by high levels of testosterone in women) may also be needed.
What side effects could I experience?
Methyltestosterone may cause any of the following side effects: nausea, vomiting, and headache.

Some side effects may need immediate medical help. Alert your doctor quickly if you experience any of the following:
  • yellowing of the skin or eyes, abdominal pain, dark coloured urine, tiredness
  • chest pain
  • erection problems
Some women may develop deepening of the voice, hirsutism (excessive growth of hair), acne, and menstrual irregularities. Discuss with your doctor if you are concerned about these side effects.

Inform your doctor if any of these side effects do not go away or are severe, or if you experience other side effects.
Can I take this with other medicines?
Inform your doctor and pharmacist if you are taking any of these medicines:
  • blood-thinning medicine
  • medicine for diabetes e.g. insulin
  • ciclosporin (medicines used in organ transplant or certain immune disorders)
This list does not include all medicines that may interact with Methyltestosterone.

Always notify your doctor and pharmacist if you are taking any other medicines, including herbal tonics such as traditional Chinese medicines, supplements and medicines that you buy without a prescription.
What special dietary instructions should I follow?
Avoid alcohol.
How should I store this medicine?
Store in a cool, dry place away from the reach of children.

Medicines must not be used past the expiry date.
This information is independently developed by MIMS based on methyltestosterone - oral and is provided for your reference only. It is not a replacement for and should only be used in conjunction with full consultation with a licensed healthcare professional, the information provided by your pharmacist and/or the manufacturer of the medication. It may not contain all the available information you require and cannot substitute professional medical care, nor does it take into account all individual circumstances. Although great effort has been made to ensure content accuracy, we shall not be held responsible or liable for any claims or damages arising from the use or misuse of the information contained herein, its contents or omissions, or otherwise. Copyright © 2021 MIMS. All rights reserved. Powered by
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