Which of the following drugs is an essential chemical used in the manufacture of methamphetamine?
A) Phenylephrine
B) Diphenhydramine
C) Dextromethorphan
D) Pseudoephedrine
D
Health Professions
A) Phenylephrine
B) Diphenhydramine
C) Dextromethorphan
D) Pseudoephedrine
D