A member of the National Guard serving on full-time National Guard duty under orders authorized under paragraph (1) shall participate in the training required under
section 502(a) of this title in addition to the duty performed for the purpose authorized under that paragraph. The pay, allowances, and other benefits of the member while participating in the training shall be the same as those to which the member is entitled while performing duty for the purpose of carrying out drug interdiction and counter-drug activities. The member is not entitled to additional pay, allowances, or other benefits for participation in training required under
section 502(a)(1) of this title.