Anastrozole - oral


Patient Medicine Information
Why do I need this medicine?
Anastrozole is used to treat breast cancer for those who no longer have menstrual period.
How do I take this medicine?
Take Anastrozole 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.

You may take this medicine with or without food. Try to take it at the same time each day.

Anastrozole must be taken regularly for it to be effective. Continue taking this medicine even when you feel better. Do not stop taking it unless instructed by the doctor.
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:
  • breast cancer during your pre-menopausal years (have menstrual periods whether regular or irregular and are considered to be in your reproductive years)
  • severe kidney disease
as Anastrozole 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 Anastrozole, alert your doctor immediately. This medicine may cause harm to your unborn child. You must use proven birth control methods while taking Anastrozole.

Do not breastfeed if you are being treated with Anastrozole.
What should I take note of while taking this medicine?
Inform your doctor if you have the following conditions:
  • risk for osteoporosis (weak and brittle bones)
  • heart disease
  • moderate to severe liver disease
  • mild to moderate kidney disease
  • high level of cholesterol or triglycerides in your blood
Some genetic traits can affect this medicine’s efficacy. Although not routinely done, your doctor may advise you to take genetic testing to check if this medicine is best suited for you.

For as long as you are taking Anastrozole, your bone mineral density, liver function test and cholesterol level must be monitored regularly to check your body's response to the medicine. Your doctor will advise you about how often you will need to have these tests.
What side effects could I experience?
Anastrozole may cause drowsiness. If affected, do not drive or take part in any activity in which you need to be alert.

Other side effects include any of the following: hot flushes, weakness, headache, nausea, vomiting, diarrhoea, bone, joint or muscle pain, rashes, increased cough and vaginal dryness or bleeding.

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 medicines that contain oestrogen or any other medicines for the treatment of cancer such as tamoxifen.

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.

As this is a cancer medicine, always return any unused or expired tablets to the clinic, hospital or pharmacy for disposal. Do not throw it away in the household waste.
This information is independently developed by MIMS based on anastrozole - 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 © 2020 MIMS. All rights reserved. Powered by MIMS.com
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