Immutep completed subject enrolment in Phase II of AIPAC-003 trial for eftilagimod alpha (efti) in breast cancer, involving 65 patients with HR+, HER2-/low, or triple-negative breast cancer. Participants were randomized to receive 30mg or 90mg of efti plus paclitaxel, aiming to determine the optimal biological dose (OBD) for Phase III. The trial includes an open-label Phase II followed by a double-blind, placebo-controlled Phase III.