The present disclosure relates to, inter alia, antibodies, or antigen-binding fragments thereof, that bind to C5a and to use of the antibodies in methods for treating or preventing complement-associated disorders such as, but not limited to, atypical hemolytic uremic syndrome, age-related macular degeneration, rheumatoid arthritis, sepsis, severe burn, antiphospho lipid syndrome, asthma, lupus nephritis, Goodpasture's syndrome, and chronic obstructive pulmonary disease.