Targeted doses of estradiol and progesterone to mimic pregnancy-level hormones.

The use of certain drugs like domperidone for lactation is not FDA-approved in the United States due to potential cardiac risks, and medical professionals emphasize that these protocols should only be attempted under . Case Report: Induced Lactation in a Transgender Woman - PMC

Case studies show that transgender women have successfully produced enough milk to serve as the sole source of nourishment for an infant for several weeks (typically around 8 ounces per day).

Medical and academic research has documented that it is possible for transgender women to induce functional lactation through specific medical protocols.