The ointments for removing scar hyperplasia include compound heparin sodium allantoin gel, cumquat cream ointment, and mucopolysaccharide polysulfate cream. 1. Compound heparin sodium allantoin gel: anti-inflammatory, softening, anti-proliferative, smoothing effect on scar tissue. Indications are keloid, hyperplastic scar, scar affecting aesthetics, contracture scar, keloidal stenosis, etc.. Adverse reactions of this product can be seen as itching, capillary dilatation, rash, scar atrophy and so on. It is prohibited for those who are allergic to this product. 2. Cumexoside cream ointment: can promote wound healing, used in the treatment of trauma, burns, surgical wounds, scleroderma, keloid scars. Adverse reactions can be seen itching, irritation reaction. It is forbidden for those who are allergic to this product. 3. Mucopolysaccharide polysulfate cream: it can promote normal connective tissue regeneration, anti-inflammatory and anti-thrombotic effects. It can be used for superficial and varicose vein phlebitis, inhibiting scar formation and softening scars. Adverse reactions can be seen contact dermatitis. The drug is contraindicated in people who are allergic to the product or heparin, open wounds or broken skin. The drug should be used under medical supervision.