Side effects of Mucopolysaccharide Polysulfate Cream include localized allergic reactions or contact dermatitis. Mucopolysaccharide polysulfate cream can stop the development of local inflammation, promote hematoma subsidence and normal connective tissue regeneration, and is mainly used for varicose vein phlebitis and superficial phlebitis. Side effects of Mucopolysaccharides Polysulfate Cream are rare, but some people may experience skin allergic reaction or contact dermatitis after using the drug, which may cause localized itching and erythema of the skin. These adverse reactions usually resolve when the medication is discontinued. It is contraindicated in people who are highly allergic to any component of the cream or to heparin. Open wounds and broken skin are contraindicated. Mucopolysaccharide Polysulfate Cream should not be applied directly to broken skin and open wounds, avoid contact with eyes or mucous membranes. During the use of Mucopolysaccharides Polysulfate Cream patients should be careful to avoid eating stimulating and spicy foods and avoid prolonged sitting and standing.