The present invention provides an anti-human proBDNF monoclonal antibody, and uses thereof in pains. Specifically, the present invention provides uses of antibody polypeptide of tenth to 128th amino acid in a specific recognition pro-BDNF precursor protein structural domain, a nucleic acid sequence for coding the antibody polypeptide, a carrier comprising the nucleic acid sequence, a host comprising the carrier, a pharmaceutical composition comprising the antibody, and the antibody in the preparation of drugs used for alleviating and/or suppressing chronic pains.