Oseltamivir is still getting used. Seems efficient, at the very least as being a prophylactic. They also speculate the woman might have normal immunity from her contact with ducks in past times. How to help avert the unfold of animal diseases for instance bird flu, Alabama Rot and Bovine TB https://www.dailypioneer.com/uploads/2023/epaper/october/bhubaneswar-english-edition-2023-10-20.pdf