If you will be using this drug regularly for a long time:
This drug will add to the effects of alcohol and other CNS depressants - medication that slow down the nervous system, possibly causing drowsiness. Some examples of CNS depressants are antihistamines or drug for hay fever, other allergies, or colds; sedatives, tranquilizers, or sleeping drug; prescription pain drug or narcotics; barbiturates; drug for seizures; muscle relaxants; or anesthetics, including some dental anesthetics Check with your family doctor before taking any of the above while you are using this drug .
If you think you or someone else may have taken an overdose of this drug, get emergency help at once . Taking an overdose of chloral hydrate or taking alcohol or other CNS depressants with chloral hydrate may lead to unconsciousness and possibly death. Some signs of an overdose are continuing confusion, difficulty in swallowing, convulsions - seizures, severe drowsiness, severe weakness, shortness of breath or troubled breathing, staggering and slow or irregular heartbeat.
This drug may cause some people to become dizzy, lightheaded, drowsy, or less alert than they are normally. Even if taken at bedtime, it may cause some people to feel drowsy or less alert on arising Make sure you know how you react to this drug before you drive, use machines, or do anything else that could be dangerous if you are dizzy or are not alert .