its not FDA approved and its off patent so bayer dont wanna make ---Dr Navieaux fron UCsan diego did studies in 2017 and try to get funding for more studies ---i found a company in NJ/NY called Paxmedica and I contact them ---they are in stage 2/3 trials in south africa and looks very promising ---i told them pleeeez hurry wouod luv some for my asd child 🙏🙏🙏🙏🙏 its sooo ridiculous how 100 year old parasite drugs have to go thru sooo much tests/trials and the "jab" is given for all no problemo 😡😡