Like all medicines, Olazax can cause side effects, although not everybody gets them. Very common side effects: affect 1 user in 10
- Weight gain- Sleepiness
- Increases in the levels of prolactin in the blood.
Common side effectsaffect 1 to 10 users in 100 Changes in the levels of some blood cells and circulating fats. Increases in the level of sugars in the blood and urine. Feeling more hungry. Dizziness. Restlessness. Tremor. Muscle stiffness or spasm including eye movements. Problems with speech. Unusual movement especially of the face and tongue. Constipation.
Dry mouth. Rash. Loss of strength. Extreme tiredness. Water retention leading to swelling of the hands, ankles or feet. In early stages of treatment some people may feel dizzy or faint with a slow heart rate, especially when getting up from a lying or sitting position. This will usually pass on its own but if it does not, tell your doctor. Sexual dysfunctions cuch as decreased libido in males and females or erectile dysfunction in males.
Uncommon side effectsaffect 1 to 10 users in 1,000 Slow heart rate. Make you sensitive to sunlight. Urinary incontinence Hair loss. Absence or decrease in menstrual periods. Changes in breasts in males and females such as an abnormal production of breast milk or abnormal growth
Other possible side effects frequency cannot be estimated from the available data. Allergic reaction e.g. swelling in the mouth and throat, itching, rash. Diabetes or the worsening of diabetes, occasionally associated with ketoacidosis ketones in the blood and urine or coma. Lowering of normal body temperature. Seizures, usually associated with a history of seizures epilepsy. Combination of fever, faster breathing, sweating, muscle stiffness and drowsiness or sleepiness. Spasms of the muscle of the eye causing rolling movement of the eye. Abnormal rhythms of the heart. Sudden unexplained death. Blood clots such as deep venous thrombosis of the leg or blood clot on the lung. Inflammation of the pancreas causing severe stomach pain, fever and sickness. Liver disease appearing as yellowing of the skin and white parts of the eyes. Muscle disease presenting as unexplained aches and pains. Difficulty in passing urine. Prolonged andor painful erection.
While taking olanzapine, elderly patients with dementia may suffer from stroke, pneumonia, urinary incontinence, falls, extreme tiredness, visual hallucinations, a rise in body temperature, redness of the skin and have trouble walking. Some fatal cases have been reported in this particular group of patients.
In patients with Parkinson-s disease Olazax may worsen the symptoms
Rarely women taking medicines of this type for a long time have started to secrete milk and have missed periods or had irregular periods. If this persists tell your doctor. Very rarely babies born to mothers who have taken olanzapine in the last stage of pregnancy (3rd trimester) may have tremors, be sleepy or drowsy.
If any of the side effects gets serious, or if you notice any side effects not listed in this leaflet, please tell your doctor.