Safety drain holding systems are disclosed. According to one aspect, a system can include a medical support garment comprising a medical container holder having first and second ends and at least one pocket. The pocket is adapted to support at least one container for storing bodily fluid output from a patient to the container. The medical support garment comprises a belt including first and second ends adapted for releasable attachment to the first and second ends, respectively, of the medical container holder such that the pocket is held adjacent to the waist of the patient when the first and second ends of the belt are attached to the first and second ends, respectively, of the medical container holder.