• headache, dizziness, sleepiness (especially at the beginning of treatment)
• palpitations (awareness of your heart beat), flushing
• abdominal pain, nausea, sinus pain and congestion (sinusitis)
• altered bowel habits, diarrhoea, constipation, indigestion
• tiredness, weakness, visual disturbances, double vision
• muscle cramps, back pain, swollen ankles, edema

• enlarged breasts or discomfort in men
• sleep disorders, irritability, depression
• problems with your eye-sight
• mood changes, anxiety, depression, sleeplessness
• trembling, taste abnormalities
• numbness or tingling sensation in your limbs, loss of pain sensation
• sneezing/running nose
• disorder in passing urine, increased need to urinate at night, increased number of times of passing urine
• ringing or buzzing in the ears
• low blood pressure
• breathing difficulties, cough
• prickling and tingling sensation of the skin, itching, red patches on skin, nettle rash, hair loss, discolouration of the skin
• muscle cramps, back pain, muscle and joint pain
• increased need to urinate
• impotence
• increase or decrease in weight

• confusion

• decreased numbers of white blood cells, decrease in blood platelets
• excess sugar in blood
• bloating of abdomen
• abnormal liver function, yellowing of the skin (jaundice), liver enzyme increases which may influence some medical tests
• inflammation of blood vessels, often with skin rash
• sensitivity to light
• disorders combining rigidity, tremor, and/or movement disorders

NA