Study to Evaluate GR1801's Efficacy and Safety

The injection solution GR1801 does not contain preservatives. The excipients include histidine/histidine hydrochloride (20mM), trehalose (90 mg/mL), disodium EDTA (0.372mg/mL) and polysorbate 80 (0.5 mg/mL). The pH value is 5.8 and each bottle contains 2mg of GR1801 protein. The packaging material is a borosilicate glass tube injection bottle (2mL) with a halogenated butyl rubber stopper for injection and an aluminum-plastic composite cap for antibiotic bottles.

The HRIG is a Chinese licensed Human Rabies Immunoglobulin produced by BOYA-BIO, which are derived from human plasma, and then purified and filled in the injectable vial form.

The Chinese licensed freeze-dried rabies vaccine produced by CHENGDA PHARMACEUTICALS for human use (Vero Cells) which is indicated for the rabies Post-exposure Prophylaxis (PEP) .