If any of the following applies to you. If you are not sure about any of the points below, talk to your doctor before taking Trisequens ®.
Do not take Trisequens ®:
- If you are pregnant or breastfeeding your baby.
- If you have, have had or suspect you have breast cancer, or you have a family history of breast cancer (mother, sister or grandmother).
- If you have, have had or suspect having any estrogen-dependent cancer, e.g. of the womb lining (endometrial cancer) or any other hormone dependent cancer.
- If you have or have ever had a liver disease and your liver function tests have not returned to normal.
- If you have or have ever had a blood clot in a vein (venous thromboembolism), such as in the legs (deep venous thrombosis) or the lungs (pulmonary embolism).
- If you have or previously have had a disease caused by blood clots in the arteries, such as a heart attack, stroke or angina.
- If you have any abnormal vaginal bleeding.
- If you have excessive thickening of the womb lining (endometrial hyperplasia) that is not being treated.
- If you have porphyria.
- If you have high blood pressure (hypertension).
- If you have a blood clotting disorder (such as protein C, protein S or antithrombin deficiency).
- If you are allergic (hypersensitive) to estradiol, norethisterone acetate or any other ingredients in Trisequens ® tablets (see section 6).
- If you have depression, which is not well controlled with treatment.
- If you have had depression with previous use of estrogen and/or progesterone/progestagen-containing medicines.
If any of the above conditions appear for the first time while taking Trisequens ®, stop taking it at once and consult your doctor immediately.
Before you use Trisequens ®, tell your doctor if:
- You are known to have inherited genetic changes called BRCA1 and/or BRCA2 genes.
- You started your menstrual periods early (before the age of 12 years).
- You have a history of non-cancerous breast diseases, such as atypical hyperplasia or lobular carcinoma in situ.
- You had any previous treatment using radiation therapy to the chest or breast.
- You have been treated or exposed while in your mother's womb to a medicine called diethylstilbestrol (DES).
Warnings and precautions
Take special care with Trisequens ®:
Tell your doctor if you have ever had of any of the following problems, before you start treatment with Trisequens ®, as these may return or become worse during treatment with Trisequens ®. If so, you should see your doctor more often for check-ups (at least once a year):
- Fibroids inside your womb.
- Growth of womb lining outside your womb (endometriosis) or a history of excessive growth of the womb lining (endometrial hyperplasia).
- Increased risk of getting an estrogen-sensitive cancer (such as having a mother, sister or grandmother who has had breast and/or endometrial cancer).
- A liver disorder, such as a benign liver tumour, or you have been diagnosed with a liver condition known as Dubin-Johnson syndrome or Rotor syndrome.
- Diabetes mellitus (high blood sugar) (with or without the involvement of blood vessels).
- Gallstones.
- Migraine or severe headaches.
- A disease of the immune system that affects many organs of the body (systemic lupus erythematosus, SLE).
- Epilepsy.
- Asthma.
- Heart failure.
- A disease affecting the eardrum and hearing (otosclerosis).
- High cholesterol (a very high level of fat in your blood (triglycerides)).
- Fluid retention due to cardiac or kidney problems.
- You are on treatment for depression.
- You have had depression with previous use of estrogen and/or progesterone/progestagen-containing medicines.
- You have a substance abuse problem.
- You have an underlying psychiatric disorder such as post-traumatic stress disorder or bipolar disorder.
- You have a family history of mental disorders.
- You have a history of physical or sexual abuse.
Estrogen and/or progesterone/progestagen containing medicines, including Trisequens ®, may cause mood changes and depression, which may be severe. Severe depression is associated with a higher risk of suicidal thoughts/behaviour (e.g., talking about suicide, withdrawing from social contact, having mood swings, being preoccupied with death or violence, feeling hopeless about a situation, increasing use of alcohol/drugs, doing self-destructive things, personality changes) and suicide.
Stop taking Trisequens ® and see a doctor immediately:
- If you notice any of the following when taking Trisequens ®:
- Any of the conditions mentioned in the “Do not take Trisequens ® section above.
- Yellowing of your skin or the whites of your eyes (jaundice), as these may be signs of a liver disease.
- A large rise in your blood pressure.
- Migraine-like headaches.
- If you become pregnant.
- If you experience mood changes and depression contact your doctor for advice.
- If you notice signs of a blood clot, such as:
- painful swelling and redness of the legs;
- sudden chest pain;
- difficulty in breathing.
Note: Trisequens ® is not a contraceptive. If it is less than 12 months since your last menstrual period or you are under 50 years old, you may still need to use additional contraception to prevent pregnancy. Speak to your doctor for advice.
Medical history and regular check-ups
The use of Trisequens ® carries risks which need to be considered when deciding whether to start taking it or whether to carry on taking it. Before you start taking Trisequens ®, your doctor will ask about your own and your family’s medical history. Your doctor may decide to examine your breasts and/or your abdomen and may do an internal examination. Once you’ve started on Trisequens ®, you should see your doctor for regular check-ups (at least once a year). At these check-ups, discuss the benefits and risks of continuing to take Trisequens ® with your doctor. Go for regular breast screening, as recommended by your doctor.