Austin Ewing, Pharm D, and Christopher B. Fox, M.S.N., RN, at the OHSU Home Infusion Pharmacy in Beaverton, Oregon. (OHSU/Christine Torres Hicks)

Pre-exposure prophylaxis, or PrEP, is an antiretroviral medication that reduces the risk of getting HIV, the virus that causes AIDS, from sexual intercourse by about 99%. (OHSU/Christine Torres Hicks)

Su Yadana Oo, RPh., pharmacist at the OHSU Home Infusion Clinic pharmacy in Beaverton, checks the package of pre-exposure prophylaxis, or PrEP. PrEP is an antiretroviral medication that reduces the risk of getting HIV from sexual intercourse by about 99%. (OHSU/Christine Torres Hicks)

Christopher B. Fox, M.S.N., RN, an assistant professor of medicine (internal medicine and geriatrics) in the OHSU School of Medicine who works at the OHSU HIV Clinic. (OHSU/Christine Torres Hicks)

Ellen Tilden, Ph.D., C.N.M., is an associate professor of nurse-midwifery in the OHSU School of Nursing and of obstetrics and gynecology in the OHSU School of Medicine. (OHSU/Christine Torres Hicks)

OHSU researchers Amy Cantor, M.D., M.P.H., center, and Ellen Tilden, Ph.D., C.N.M., right, aim to better define and measure respectful maternity care and develop a standard of care and accountability across health systems. (OHSU/Christine Torres Hicks)

OHSU researchers Amy Cantor, M.D., M.P.H., left, and Ellen Tilden, Ph.D., C.N.M., aim to define and measure respectful maternity care and develop a standard of care and accountability across health systems. (OHSU/Christine Torres Hicks)

OHSU researchers Amy Cantor, M.D., M.P.H., left, and Ellen Tilden, Ph.D., C.N.M., right, aim to better define and measure respectful maternity care and develop a standard of care and accountability across health systems. (OHSU/Christine Torres Hicks)

Kelsie Rairigh, Hood River County Prevention Department prevention and education specialist. (Courtesy) 

Jane Palmer, Hood River County Prevention Department contractor. (Courtesy)