Ingredients in non-prescription medication taken for sleep remedy can be linked to long-term side effects, reports USC Annenberg Media.

Over-the-counter sleep medication does not work in the same way that a prescription drug would, according to Dr. Rajkumar Dasgupta, an expert in sleep medicine at USC. The over-the counter products are often pain medication or antihistamines that have side-effects which can help people fall asleep.

Dr. Dasgupta explained it is important to be aware of what is going in your body.