I'm sure it will continue to be contested and tested. But the drug was given for the reason of manipulating sexual orientation. There can't exactly be clinical trial; at least not ethically. It will take ridiculous parents who will want to engineer their own child.
New has indeed argued that prenatal androgens can affect a woman’s sexual orientation, her interest in becoming a mother and housewife, her interest in traditionally masculine careers, and—in childhood—whether she plays with dolls or trucks.