Drugs exempted from prescription-dispensing requirements under section 503(b)(1)(C) of the act are subject to the labeling requirements prescribed in Sec. 310.201(a) of this chapter. Although, for convenience, warning and caution statements for a number of the drugs named in Sec. 310.201 of this chapter (cross-referenced in the text of this part) are included in subpart B of this part, the inclusion of such drugs in Sec. Sec. 369.20, 369.21, 369.22 in no way affects the requirements for compliance with Sec. 310.201(a) of this chapter, or the provisions of an effective application pursuant to section 505(b) of the act.