... due to endometreois and becuase I still have some in my colon that is too dangerous to remove taking estrogen alone was not working for me. I have not been able to get a healthy balance of heart and bone and menopause benefit from estrogen without making my endometrosis wake and cause me symptoms that are difficult. I was wondering how people are feeling on it? So far I have been getting dizzy and sinus type headaches and a sore throat now and then. Under the circumstances its difficult what the cause of symptoms are from