Is it allowed for women to take medicine to delay their menses?
Yes, unless it will end up messing up the cycle in the future. She needs to consult with her doctor.
Is it permissible for a woman to take pills to prevent her menstrual cycle from appearing during Ramadan?
It is preferable for a woman to keep to her natural cycle and to accept that which Allah has decreed for her, and not to take any medicine to prevent […]