Glyceryl trinitrate ointment is used to treat anal fissures and haemorrhoids. It relaxes the muscles and the blood vessels.
Insert a 1 to 1.5 cm strip of ointment (see measurement on box) into the rectum, with your finger.
Close the tube tightly, immediately after each use. If the tube is left open, the ointment may not work. Wash your hands after use.
Apply the missed dose as soon as possible. If it is close to the time for your next dose, skip the missed dose and carry on as normal. Do not apply two doses at the same time.
Some medicines available without a prescription may react with glyceryl trinitrate including:
Tell your pharmacist or doctor about all medicines or treatments that you may be taking, including vitamins, herbal products or recreational drugs.
|Side Effects||Recommended action|
|Tell your doctor|
|Common when treatment begins - if side effects continue or are severe, tell your doctor.|
If you notice any other effects, discuss them with your doctor or pharmacist.
This leaflet contains important, but not all, information about this medicine.
Prepared by the PILs Committee at Christchurch Hospital, Canterbury District Health Board, New Zealand. December 2017
For more general information about this sheet and its contents, see: What does a My Medicines sheet cover?
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My Medicines Patient Information Leaflets (PILs) contain important, but not all, information about the medicines they describe.
For more information about the sheets, see: What does a My Medicines sheet cover?
My Medicines is developed by a team at the Canterbury District Health Board. Our team is made up of doctors, pharmacists, and a non-medical person to help us keep to plain language. We also discuss our information with specialist health professionals or groups when needed