Side effects of the medication, hyaluronidase, or injectable vitaminase, include itching, hives, and other side effects. Injectable Vitaminase can induce the diffusion of body fluids, accelerate drug absorption, promote absorption, dissipate edema and inflammatory exudates, reduce local tissue tension and pain, etc.; it can also play a role in nutrition, protection and maintenance of articular cartilage. The drug is mainly applied to the accelerated diffusion of ocular localized accumulation of exudate, blood and medicinal fluid, accelerated absorption of vitreous clouding, prevention of blepharosphenoid adhesion after conjunctival chemical burns, and elimination of related inflammatory reactions; in addition, it can also be used for osteoarthritis treatment. Contraindications for use include patients with malignant tumors, patients with heart failure or shock, while those with infections in other areas should be used with caution. And note that it should not be injected into the infected and inflamed area and its surrounding tissues. Itching, urticaria and other more severe allergic reactions may occur during administration. Specific use of the drug should be carried out under the supervision of a specialist.