Crack is one of the most addictive drugs available today . Crack IS one of the most addictive drugs available today . The high from a typical dose of crack lasts 5 minutes . The high from a typical dose of crack lasts 5 minutes . PCP is also known as angel dust.
Physical dependence can involve painful withdrawal symptoms when the drug is no longer being used.
Physical dependence CAN involve painful withdrawal symptoms when the drug is no longer being used.