Is There a Risk of Using Ratnals in Pregnancy?

The biggest question people have is around your retnols. Accutain is bik one of the worst things you can have during during pregnancy. But then there's a question olike, what about these rat ligats? What about a topicl rat an all? So i basically think it comes down on the idea that this is probably, there is probably some birthdey fect risk or at least some new potential birthdeyfect risk associated with with ratnals in pregnancy.