COMMON side effects
If experienced, these tend to have a Severe expression
- irregular periods
- bleeding not related to menstrual period
- abdominal bloating
If experienced, these tend to have a Less Severe expression
- inflammation or infection of the vagina
- muscle pain
- low energy
- visible water retention
- weight loss
- headache
INFREQUENT side effects
If experienced, these tend to have a Severe expression
- overgrowth of the uterine lining
If experienced, these tend to have a Less Severe expression
- indigestion
- vaginal discharge
- an abnormal increase in muscle tone
- dizziness
- ectropion of cervix, where cells normally inside the cervix spread to the outer cervical surface
RARE side effects
If experienced, these tend to have a Severe expression
- cancer of the ovary
- depression
- a clot in the small veins that carry blood to or from the retina of the eye
- sudden blindness and pain upon moving the eye
- high blood pressure
- a heart attack
- a clot in the lung
- obstruction of a blood vessel by a blood clot
- thrombophlebitis, an inflamed vein due to a blood clot
- a blockage of the bile duct that resulting in high bilirubin levels
- breastmilk production not associated with childbirth or nursing
- an ovarian cyst
- abnormally long or heavy periods
- pregnancy to occur outside of womb
- erythema multiforme, a type of allergic skin reaction
- erythema nodosum, a skin condition with red and painful nodules
- itching
- abnormal liver function tests
- a significant type of allergic reaction called anaphylaxis
- a type of allergic reaction called angioedema
- a hypersensitivity reaction to a drug
- pancreatitis
If experienced, these tend to have a Less Severe expression
- water retention
- a migraine headache
- constipation
- breast pain
- absence of menstrual periods
- hair loss
- hirsutism, a condition of hair growth on parts of the body normally without hair
- acne
- hives
- yellow-brown patches on skin
- pain in the arms or legs
- drowsiness
- difficulty sleeping
- fever
- weight gain
- nausea
- nervousness
- irritability
- discharge of fluid from the cervix