A normal dose can cause a body rash, nausea, and drowsiness. The person taking it can experience difficulty breathing, dizziness, and hallucinations. When the drug is taken at higher levels than recommended the effects can be even more pronounced and severe. There are many reports out that document people having vivid hallucinations, dilated pupils, sweating, fever, hypertension, and diarrhea.
Shallow breathing, disassociation, bruxia, and urinary retention are also side effects that have been reported. Long-term effects can include serious damage to the brain as well as internal organ damage. This is not a drug to be played with yet many people abuse this drug since almost anyone of any age can get it at their local drug store. But thanks to recognition of a problem by the federal and state authorities, many states are looking much more closely at regulating and restricting the sale of cough syrups and other medicines that contain drugs that can be potentially dangerous when abused.
Never take a drug without the direction of a doctor, and never abuse over the counter medicines. It can lead to long-term problems including death. If you think you have a problem abusing drugs, you most likely do have a problem and you should seek medical attention as soon as possible. Using and abusing over the counter or prescription drugs can have deadly effects, know the dangers and don't risk your life for a cheap high.