Ectopic pregnancy

Wendy • I am a mother of 2! My ex and father to my children passed away not to long ago actually. My children are 2 and 4. And i am TTC wih my 3rd with my wondeful fiance (:
Im being givin methotrexan (spelling) tomorrow to "treat" (i dont think thats an accurate word) my pregnancy because it is in my tubes.. im so scared. Anyone been through this? what can i expect..