Many prescription and nonprescription medicines can cause
sleep problems. A few examples of these medicines are:
- Cold medicines.
- Steroid medicines.
- Nonprescription diet aids.
Other substances that may cause
sleep problems include:
- Alcohol. At first, drinking alcohol may cause
sleepiness. Many people may drink alcohol to help them go to sleep. But
when you drink alcohol, you are more likely to awaken later in the
- Caffeine. Drinking a cup of coffee or other
caffeine-containing beverage during the day can cause sleeplessness. Caffeine
can stimulate the body for 3 to 7 hours and can interfere with your sleep as
long as it remains in your body. Even the small amount of caffeine in
decaffeinated beverages can interfere with sleep.
- Nicotine, which
can disrupt sleep and reduce total sleep time. Smokers report more daytime
sleepiness and minor accidents than do nonsmokers, especially in younger age
- Illegal drugs such as cocaine, amphetamines, and