No black box warning on record for D-13
As of the latest FDA labeling reviewed, D-13 (HORSE CHESTNUT, HAMAMELIS VIRGINIANA ROOT BARK/STEM BARK, PAEONIA OFFICINALIS ROOT, STRYCHNOS NUX-VOMICA SEED, GRAPHITE, SULFUR, COLLINSONIA CANADENSIS ROOT, POTASSIUM CARBONATE, LYCOPODIUM CLAVATUM SPORE, AND NITRIC ACID) does not carry a black box warning. Standard warnings and precautions still apply — see the full D-13 medicine page for the complete safety profile.