...  drug? source of intoxication? Best answer: Answer by Paul CI would say “drug” would apply there, only caffeine is more common. Know better? Leave your own answer in the comments!     Substance Abuse in the Black Community: Dr. Jeff Gardere – Alonzo H. discusses his struggle through and triumph over his drug and alcohol addictions. Alonzo only made it junior high school because of his drug abuse, …  Tags: drug and alcohol, drug abuse, substance abuse, alcohol addiction, drug and alcohol addiction ...