~3.41% oral bioavailability in monkey; wide tissue distribution including brain, highest in GI tract
“Following oral administration to monkeys, [14C]RTA 408 was approximately 3.41% bioavailable and was widely distributed to most tissues, including brain, between 8 and 30 h, with the highest concentrations observed in the gastrointestinal tract.”
✓ VerifiedFDA pharmacology/toxicology review, p. 11Source ↗
Modality-specific risk
Major human metabolite M22 inadequately covered in rat and monkey general and reproductive toxicity studies (MIST)
“Therefore, M22 was not adequately tested in the general toxicology studies in rat and monkey or in any reproductive and developmental toxicology studies in rat.”
✓ VerifiedFDA pharmacology/toxicology review, p. 4Source ↗