Caution in patients who are unable to empty their bladder due to conditions eg, spinal cord injury or enlarged prostate. May cause seizure aggravation; caution in patients who suffer from epilepsy or are at risk of convulsions. May affect allergy test results. Contains lactose; caution in patients who have intolerance to some sugars. May cause somnolence/drowsiness, tiredness & exhaustion; caution when driving or operating machinery. Patients w/ renal impairment & those w/ both renal & hepatic impairment may be given a lower dose according to the severity of their kidney disease. Pregnancy & lactation. Not recommended in childn <6 yr.
Concurrent administration w/ alcohol or other agents acting on the brain may cause additional reductions in alertness & impairment of performance in sensitive patients.