What is the difference between Methamphetamine/Amphetamine?
Amphetamine covers only 2 3 narcotic drugs, where is Methamphetamine covers others in addition to those 2 3. Please call us for more information. ======================================== Product Questions Does the Sun Biomedical Laboratories (SBL) product need to be refrigerated? No, the products are formulated, so they do not need to be refrigerated.