No black box warning on record for D-40
As of the latest FDA labeling reviewed, D-40 (PHOSPHORIC ACID, LYCOPODIUM CLAVATUM SPORE, SODIUM SULFATE, CLAVICEPS PURPUREA SCLEROTIUM, URANYL NITRATE HEXAHYDRATE, PHASEOLUS VULGARIS WHOLE, AND ARSENIC TRIOXIDE) does not carry a black box warning. Standard warnings and precautions still apply — see the full D-40 medicine page for the complete safety profile.