Abdominal cramps and pain Abdominal tenderness Agitation Allergic reactions Allergic reactions after long term use Anorexia Anxiety Asthma Breast swelling in men Bulging fontanel (soft spot on head) of infants Burning of face or mouth Buzzing in the ears Chest pain Clumsiness Cold Extremities Confusion Convulsions (seizures) Decreased amount of urine Decreased frequency of urination Decreased heart function Depression Diarrehea (mild) Diarrhea (severe and/or bloody) Difficulty swallowing Dizziness Drops in blood pressure (extreme) False test results with some urine sugar tests for diabetic patients Fainting (sudden) Fast or irregular breathing Fatigue Fear of impending death Feeling, hearing, or seeing things that are not real Fever Fullness in the ears Gastrointestinal problems Gout attacks Granulocytopenia - extreme reduction in white blood cells Headache Heartburn Heart rhythm disturbances Higher cholesterol level Hives Increased amount of urine Increased frequency of urination Increased risk of blood clots Increased risk of breast cancer with long-term estrogen use Increased risk of gastrointestinal bleeding Increased risk of uterine cancer Increased thirst Ineffectiveness of oral contraceptives (birth control pills) containing estrogen Inflammation of the membrane of the nose Injury to the esophagus Irritability Irritating cough Joint pain Lightheadedness Lethargy Lower HDL cholesterol by about 10% (especially in smokers) Loss of appetite Loss of hearing Loss of sexual drive Loss of vision Memory loss Muscle twitching Nausea Nightmares Nose bleeds Numbness of face or mouth Pain at place of injection Pigmentation of mucous membranes Pigmentation of skin Red, scaly skin Reduced exercise capacity Ringing in the ears Seizures Sensitivity of skin to sunlight Sexual dysfuncion Shortness of breath Skin rash Sinusitis Sore mouth Sore throat Sore tongue Stomach cramps and pain Swelling Swelling around the face Tingling of face or mouth Tiredness Unsteadiness Unusual bleeding Unusual bruising Urinary incontinence Vaginal discharge Vaginal itching Visual changes Vivid dreams Vomiting Weakness White patches in the mouth White patches on the tongue Yellowing eyes Yellowing skin