Hynidase Injection contains Hyaluronidase 1500 IU, an enzyme used to facilitate the dispersion and absorption of other injected drugs. Hyaluronidase acts by hydrolyzing hyaluronic acid, a key component of the extracellular matrix, thereby reducing tissue viscosity and increasing permeability. This property makes Hynidase Injection particularly useful as an adjuvant in subcutaneous fluid administration, enhancing the absorption rate of co-administered medications and fluids. It is commonly employed in clinical settings to improve the efficacy of local anesthesia by promoting more uniform drug distribution in tissues. Additionally, Hynidase Injection is indicated for the treatment of extravasation and infiltration of intravenous fluids, helping to disperse the infiltrated solution and minimize tissue damage. The enzyme is administered via intramuscular, subcutaneous, or intravenous routes depending on the clinical requirement and is generally well tolerated when used as directed. Contraindications include known hypersensitivity to hyaluronidase or any component of the formulation. Careful consideration is advised in patients with allergies or those receiving concurrent medications that may interact adversely. Proper dosing and administration techniques are essential to maximize therapeutic benefits while minimizing potential adverse effects.