ONE MUST NEVER TAKE HRT WITHOUT A DOCTOR'S SUPERVISION
HRT can be administered on continuous or cyclical (3 weeks on; 1 week off) basis. Continuous administration is started on the first day of menstruation. It can be started anytime if menstruation has stopped.
Cyclical administration can be started any time if there has been no bleeding in last 2
months otherwiwise it has to be started on the 5th day of menstruation.
In surgeries where there is a chance of blood clot formation or prolonged immobilization is required HRT should be discontinued.