This medicine should not be stopped without the doctor's supervision. Serious side effects may occur if clonidine is stopped suddenly.
This medicine may add to the effects of alcohol and other CNS depressants (medicine that may make you drowsy or less alert). Check with your doctor before taking any such depressants while you are using this medicine.
Dizziness, light-headedness, or fainting may occur, especially when you get up from a lying or sitting position. Getting up slowly may help.
This medicine may cause some people to become drowsy or less alert than they are normally. Make sure you know how you react to this medicine before you drive, use machines, or do other jobs that require you to be alert.