Good advice and hopefully this will do some good for somebody ..
An overdose from cocaine can cause a serious increase in blood pressure, which can cause bleeding in the brain leading to a higher possibility of a stroke. A cocaine overdose can cause heart and respiratory problems resulting in death. Symptoms of cocaine overdose may include some or all of the following: Dangerous or fatal rise in body temperature, Seizures, Heart attack, Brain hemorrhage, Kidney failure, Stroke, Repeated convulsions, Tremors, Delirium and finally, Death/
if you suspect an overdose seek immediate medical attention