Nausea, vomiting, headache, bloating, breast tenderness, swelling of the ankles/feet (fluid retention), or weight change may occur. Vaginal bleeding between periods (spotting) may occur, especially during the first few months of use. If any of these effects last or get worse, tell your doctor or pharmacist promptly.
You should not have your period during the 3 months that you are taking the combination pills. Instead, you will have your period once every 3 months, during the week that you are taking the estrogen-only pills. This effect is normal with this product. However, if you do not have your period while taking the estrogen-only pills, contact your doctor for a pregnancy test.
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.
This medication may raise your blood pressure. Check your blood pressure regularly and tell your doctor if the results are high.
Tell your doctor right away if you have any serious side effects, including: lumps in the breast, mental/mood changes (such as new/worsening depression), severe stomach/abdominal pain, unusual changes in vaginal bleeding (such as continuous spotting, sudden heavy bleeding, missed periods), dark urine, yellowing eyes/skin.
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, confusion, sudden dizziness/fainting, pain/swelling/warmth in the groin/calf, trouble speaking, shortness of breath/rapid breathing, sudden/severe headaches, unusual sweating, weakness on one side of the body, sudden vision changes.
A very serious allergic reaction to this drug 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 www.fda.gov/medwatch.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.