001. at arstechnica.com, Beth Mole writes in "Homeopaths Slam FDA For Warning About Infant Deaths, Illnesses" (2016-10-20):
"although the pseudoscience behind homeopathy has been roundly debunked, the resulting treatments—which are often nothing more than water—can be harmless. That is, unless they’re improperly diluted [...] homeopathic teething treatments are not evaluated or approved by the FDA. Moreover, the agency does not have the authority to recall the products. However, after an investigation into consumer illnesses and deaths, the agency can take regulatory action [...]";
so, sad to say, homeopathic products do not have to prove their safety or efficacy. But the sherriff comes around...when there's a body on the ground. But in this case the victims are not adults, they are infants. And U.S. naturopathy loves to falsely claim that homeopathy is effective. The studies listed at that link are a prime example of cherry-picking the evidence.