A woman taking pills to stop menstruation during Ramadaan so that she can fast

Question 6: Is it permissible for a woman to take a medicine to prevent menstruation during Ramadaan?

Answer: It is permissible for women to use medication to prevent menstruation during Ramadaan in the case that trustworthy, expert doctors and the like ascertain that doing so neither harms women’s health nor has a bad effect on pregnancy organs. However, it is better that women do not use such medications. Allaah has given women a Rukhsah (concession) not to observe Sawm (Fast) when they have their menstrual period in Ramadaan… read more here.