No black box warning on record for D-12
As of the latest FDA labeling reviewed, D-12 (POTASSIUM IODIDE, CALCIUM IODIDE, ARSENIC TRIIODIDE, BARIUM CHLORIDE DIHYDRATE, NITROGLYCERIN, CONIUM MACULATUM FLOWERING TOP, ARNICA MONTANA, PHOSPHORUS, AND GOLD TRICHLORIDE) does not carry a black box warning. Standard warnings and precautions still apply — see the full D-12 medicine page for the complete safety profile.