Combipatch

Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.

Some products that may interact with this drug include: aromatase inhibitors (such as anastrozole, exemestane, letrozole), fezolinetant, fulvestrant, ospemifene, raloxifene, tamoxifen, toremifene, tranexamic acid.

This medication may interfere with certain lab tests (such as metyrapone test), possibly causing false test results. Make sure lab personnel and all your doctors know you use this drug.

Do not share this medication with others.

Regular complete physical exams which include lab and/or medical tests (such as blood pressure, breast exam/mammogram, pelvic exam, Pap smear) should be done while you are using this medication. Follow your doctor's instructions for examining your breasts, and report any lumps right away. Keep all medical and lab appointments. Consult your doctor for more details.

Preventing or controlling high blood pressure, high cholesterol, and diabetes can help to reduce your chances of heart disease and stroke. Lifestyle changes that can help to control or prevent these diseases include reducing stress, eating a low fat/salt diet, losing weight if overweight, exercising regularly, and stopping smoking. Keep your mind active with mental exercises (such as reading, solving crossword puzzles) to help prevent dementia. Talk to your doctor about lifestyle changes that might benefit you.

Lifestyle changes that may help reduce hot flashes include stopping smoking, dressing lightly or in layers, avoiding/limiting certain foods (spicy foods, caffeine, alcohol), reducing stress, and exercising regularly.

If you forget to replace a patch at the scheduled time, replace it as soon as you remember. Do not use more than one patch at a time.

Read the Patient Information Leaflet if available from your pharmacist before you start using this medication and each time you get a refill. If you have any questions, ask your doctor or pharmacist.

Peel off the backing from the patch and apply the patch to a clean, dry area of the lower stomach. Press the patch firmly in place for about 10 seconds to make sure it stays on. Do not apply the patch on the breast or on oily, broken, or irritated skin. Avoid applying the patch to areas of the skin where it might be easily rubbed off (such as the waistline). When wearing the patch, do not expose it to the sun for long periods of time. Use this medication as directed by your doctor. The patch is usually replaced twice a week (every 3 to 4 days). Follow the dosing schedule carefully.

The dosage is based on your medical condition and response to treatment.

When replacing your patch, make sure to apply the new patch to a different area. Wait at least 1 week before applying a patch to the same area. Fold the old patch in half with the sticky side together and throw away in the trash away from children and pets. Do not flush the patch down the toilet.

If a patch falls off, reapply it to a different area. If the patch does not stick completely, then apply a new patch and wear it for the rest of the scheduled period. Do not wear 2 patches at the same time.

Use this medication regularly to get the most benefit from it. To help you remember, change the patch on the same days each week. Mark your calendar with a reminder.

Tell your doctor if your condition does not get better or if it gets worse.

See also Warning section.

Skin redness/irritation at the application site, abdominal pain, nausea/vomiting, bloating, breast tenderness, headache, back pain, or weight changes may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.

Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Tell your doctor right away if you have any serious side effects, including: nausea/vomiting that doesn't stop, mental/mood changes (such as depression, memory loss), breast lumps, unusual vaginal bleeding (such as spotting, breakthrough bleeding, prolonged/recurrent bleeding), increased or new vaginal irritation/itching/odor/discharge, severe stomach/abdominal pain, yellowing eyes/skin, dark urine, swelling hands/ankles/feet, increased thirst/urination.

This medication may rarely cause serious (sometimes fatal) problems from blood clots (such as heart attack, stroke, blood clots in the lungs or legs). Get medical help right away if you have: chest/jaw/left arm pain, unusual sweating, sudden/severe headaches, weakness on one side of the body, confusion, trouble speaking, sudden vision changes, pain/swelling/warmth in the groin/calf, shortness of breath/rapid breathing, sudden dizziness/fainting.

A very serious allergic reaction to this product is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at MedWatch: The FDA Safety Information and Adverse Event Reporting Program.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

Before using this medication, tell your doctor or pharmacist if you are allergic to estradiol or norethindrone; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: vaginal bleeding of unknown cause, certain cancers (such as breast cancer, cancer of the uterus/ovaries), blood clots, stroke, heart disease (such as heart attack), liver disease, kidney disease, family medical history (especially breast lumps, cancer, blood clots), family or personal history of a certain swelling disorder (angioedema), blood clotting disorders (such as protein C or protein S deficiency), high blood pressure, diabetes, high blood cholesterol/triglyceride levels, obesity, lupus, underactive thyroid (hypothyroidism), mineral imbalance (low or high level of calcium in the blood), a certain hormone problem (hypoparathyroidism), uterus problems (such as fibroids, endometriosis), gallbladder disease, asthma, seizures, migraine headaches, a certain blood disorder (porphyria), mental/mood disorders (such as dementia, depression).

Do not smoke or use tobacco. Estrogens combined with smoking further increases your risk of stroke, blood clots, high blood pressure, and heart attack, especially in women older than 35.

Tell your doctor if you just had or will be having surgery, or if you will be confined to a chair or bed for a long time (such as a long plane flight). These conditions increase your risk of getting blood clots, especially if you are using an estrogen product. You may need to stop this medication for a time or take special precautions.

This medication may cause blotchy, dark areas on your face and skin (melasma). Sunlight may worsen this effect. Limit your time in the sun. Avoid tanning booths and sunlamps. Use sunscreen and wear protective clothing when outdoors.

If you are nearsighted or wear contact lenses, you may develop vision problems or trouble wearing your contact lenses. Consult your eye doctor if these problems occur.

If you are going to have an MRI test, tell testing personnel that you are using this patch. Some patches may contain metals that can cause serious burns during an MRI. Ask your doctor whether you will need to remove your patch before the test and apply a new patch afterward, and how to do so properly.

Older adults may be more sensitive to the side effects of this drug, especially increased risk of stroke, breast cancer, and dementia.

This medication should not be used during pregnancy. If you become pregnant or think you may be pregnant, tell your doctor right away.

This medication passes into breast milk. Consult your doctor before breastfeeding.

This medication patch may be harmful if chewed or swallowed. If someone has overdosed, remove the patch if possible. For serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call 1-800-222-1222. Canada residents can call 1-844-764-7669.

Store in the refrigerator. Do not open the sealed foil pouch until you are ready to use the patch. Keep all medications away from children and pets.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed (see How to Use section).