At intoxication levels of 0.20 percent BAC and above, individuals risk loss of consciousness, nausea and vomiting, injuries, and even overdose death. Although the average lethal dose is about 0.40 percent, overdose deaths have occurred in some situations with BACs near 0.20 percent. Alcohol abuse can increase the risk of certain types of cancers, including cancer of the tongue, mouth, pharnyx, esophagus, larynx and liver. The cancer-producing effects of alcohol abuse increase with the use of tobacco. Current research indicated that men and women do not respond to alcohol in the same way.
Women can expect substantially more impairment than can men at equivalent doses.
Other Drugs Marijuana, Hashish and Hash Oil Use of marijuana may impair or reduce short-term memory and comprehension, alter sense of time and reduce ability to perform tasks requiring concentration and coordination, such as driving a car. Motivation and cognition may be altered, making the acquisition of new information difficult. Marijuana can also produce paranoia and psychosis. Because users often inhale the unfiltered smoke deeply and then hold it in their lungs as long as possible, marijuana is damaging to the lungs and pulmonary system. Marijuana contains more cancer-causing agents than tobacco.