Uncommon (between 1-10 in every 1000 users may be affected): Depression, loss of interest in sex, nervousness, sleepiness; dizziness, "pins and needles"; migraine, varicose veins, increased blood pressure; stomach ache, vomiting, indigestion, intestinal gas, inflammation of the stomach, diarrhea; acne, itching, rash; aches and pains eg, back pain, limb pain, muscular cramps; vaginal fungal infection, pelvic pain, breast enlargement, benign breast lumps, uterine/vaginal bleeding (which usually subsides during continued treatment), genital discharge, hot flushes, inflammation of the vagina (vaginitis), problems with periods; painful, reduced and very heavy periods; vaginal dryness, abnormal cervical smear; lack of energy, increased sweating, fluid retention, increased weight.
Rare (between 1-10 in every 10,000 users may be affected): Candida (fungal infection), anemia, increased number of platelets in the blood, allergic reaction, hormonal (endocrine) disorder; increased appetite, loss of appetite, abnormally high concentration of potassium in the blood, abnormally low concentration of sodium in the blood; failure to experience an orgasm, insomnia; giddiness, tremor; eye disorders eg, inflammation of the eyelid, dry eyes; abnormally rapid heartbeat, inflammation of a vein, nosebleed, fainting; enlarged abdomen, bowel disorder, feeling bloated, stomach hernia, fungal infection of the mouth, constipation, dry mouth; pain of bile ducts or gallbladder, inflammation of gallbladder; yellow-brown patches on the skin, eczema, hair loss; lumpy, light-sensitive and acne-like skin inflammation; dry skin, excessive hair growth, skin disorder, stretch marks on the skin, skin inflammation, skin nodules; difficult or painful sex, vaginal inflammation (vulvovaginitis), bleeding following intercourse, withdrawal bleeding, breast cyst, increased number of breast cells (hyperplasia), malignant breast lumps, abnormal growth on the mucosal surface of the neck of the womb, shrinkage or wasting of the lining of the womb, ovarian cysts, womb enlargement, feeling generally unwell, weight loss.
The following adverse effects have also been reported, but their frequency cannot be estimated from the available data: Hypersensitivity, erythema multiforme (rash with target-shaped reddening or sores).
If any of the adverse effects get serious, or if any side effects not listed is noticed, inform a physician or pharmacist.
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