Dengue hemorrhagic fever (DHF) which is transmitted through the bite of mosquito Aedes aegypti and Aedes albopictus females still becomes a health problem, especially in Indonesia. Repellant is used to avoid interference or bite of the Aedes aegypti mosquito. The purposes of this research are to determine the repellency of the ethanolic extract of betel leaf lotion with lanolin variation as a b…