Anjelica is recovering from long-term drug abuse. she has lost a drastic amount of weight and has suffered extensive tooth decay. the drug she was most likely abusing is:

Given the symptoms of drastic lose in weight and extensive tooth decay, the one kind of drug that can cause this is:

“Methamphetamine”

Also called as crystal ice, Methamphetamine is a white crystalline substance that people take by snorting, smoking or injecting it with a needle. When used medically, this can help treat ADHD and also help obese people lose weight.