“In general, findings in the pivotal repeat-dose toxicity studies with the API in monkey and minipig were limited to expected pharmacology and local toxicity.”
✓ VerifiedFDA pharmacology/toxicology review, p. 7Source ↗
Why that species
Pivotal monkey and minipig studies used infusion dosing with the clinical formulation
“These two pivotal studies were selected for detailed review because the study investigated infusion dosing with the clinical formulation.”
✓ VerifiedFDA pharmacology/toxicology review, p. 86Source ↗
Surrogate molecule
No surrogate; the clinical compound was tested
“The repeat dose toxicity of remimazolam dosed by the intravenous route, as a bolus injection, at 5, 10 and 20 mg/kg/day once daily for 4 weeks has been conducted, including a 2-week recovery period.”