Amends GS 115C-81.20, to add to the requirements of the mandated instruction on alcohol and drug use prevention in kindergarten through third grades. Now requires that the sequential, age-appropriate instruction include instruction on the limited immunity granted to overdose victims and a person who seeks medical assistance for overdose victims under GS 18B-302.2 and GS 90-96.2. Authorizes local boards to collaborate with nongovernmental organizations such as D.A.R.E. to provide the instruction. Applies beginning with the 2019-20 school year.