No black box warning on record for Rubus
As of the latest FDA labeling reviewed, Rubus (RUBUS FRUTICOSUS, IRIS GERMANICA, VACCINIUM MYRTILLUS, SYZYGIUM JAMBOLANUM, OKOUBAKA AUBREVILLEI) does not carry a black box warning. Standard warnings and precautions still apply — see the full Rubus medicine page for the complete safety profile.