Hello, I'm Using Donor Eggs For My IVF Cycle... My

Hello, I'm using donor eggs for my IVF cycle... my doctor told my to use lupron 3.75 mg on my 22nd birth control pill. 7 days after I need to start with estrace (2) 2mg (1) prednisone (1) prenatal and (1) aspirin jr, and the protocol goes on for 20 days ( the estrace go up during the protocol up to 4 tab. Daily. I'm 43 and I'm a healthy person with 2 grown children. I don't have tube since 19 years ago my last boy, I got them cut. I tried IVF twice with my own eggs and didn't work. Do you think it's ok the treatment I will go thru ?
Thank you for your advice!