Thai FDA mandatory warnings: 1. This medicine may cause drowsiness therefore should not drive or operate machinery or perform activities which may be at risk of falling from a height.
2. While using this medicine, should not drink alcohol or anything that is mixed with alcohol.
3. This medicine should not be used in first trimester pregnancy, breast-feeding and children below 2 years.
4. Use with caution in combination with CNS depressants e.g. benzodiazepines and antidepressants.
5. This medicine should be used with caution in patients with liver and renal diseases.
6. This medicine may cause blurred vision, confusion and dysuria.