An type of medical salve used by Space Age Civilizations
Medical Gels come in various forms, the most common use is to placed over a wound to stop bleeding and encourage low level regeneration. Different Gels were better at dealing with different types of injuries.
Some gels are special slimes, or extracts from bio-organisms that react to flesh in helpful ways. Others are composed of Nutrient Paste and engineered bacteria, which go about healing the body.