Ma'anar ƙamus na immunotherapy magani ne wanda ya ƙunshi amfani da abubuwa don motsa jiki ko danne tsarin rigakafi don yaƙar ko rigakafin cututtuka, musamman kansa. Wani nau'in magani ne wanda ke da nufin amfani da tsarin garkuwar jiki don magance ko hana cututtuka. Immunotherapy na iya haɗawa da yin amfani da alluran rigakafi, ƙwayoyin rigakafi, ko wasu masu daidaita tsarin rigakafi don magance ko hana cututtuka.