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available only through 503A compounding pharmacies under physician supervision Typical research dose range / 200-800 mcg/day subcutaneously, cycled 4-8 weeks Known lethal dose (LD50) / Not established in any species studied to date Rodent acute toxicity ceiling / No mortality observed at doses exceeding 10 mg/kg intraperitoneally Most reported excess-dose symptoms / Nausea, lightheadedness, flushing, injection-site irritation Organ toxicity at supratherapeutic doses / Not demonstrated in published preclinical literature Antidote availability / No specific antidote exists

Lipid peroxidation as a possible secondary mechanism of sterigmatocystin toxicity

Different in vitro BBB cell culture models including primary and immortalized brain endothelial cell models, have been developed to facilitate the investigation of drug permeation across the BBB (199)