Section 556.36 - Altrenogest(a)Acceptable daily intake (ADI). The ADI for total residue of altrenogest is 0.04 [MICRO]g/kg of body weight per day.(b)Tolerances. The tolerances for altrenogest (marker residue) are:(1)Swine.(i) Liver (target tissue): 4 ppb.(c)Related conditions of use. See § 520.48 of this chapter.