The focus of hospice care is on providing comfort and improving quality of life rather than curing the illness. The goal is to help the patient live as fully and comfortably as possible until they pass
A utilitarian might say that using embryos is a good thing because it can make all the couples having trouble to have a child finally parents making them happy
If a utilitarian believes an embryo is a person then they would be against it because so many embryos are discarded and they would consider that murder