Recovery from amphetamines will never be complete.
The receptors in the brain are decimated. Serotonin levels will never be the same. A life long depression will result without treatment. The teeth will fracture and fall out.

IN my day the word was Speed Kills.

Back then people ate inhalers for benzedrine, dieters ground their teeth with over the counter speed and truckers would stay up for 5 days popping bennies. Little has changed despite the drug war started by Nixon which criminalized users and sellers alike.