I Amidst Died Last Of Peptic Ulcers That Were Bleeding

I amidst died last of Peptic Ulcers that were bleeding on the inside, not out. Doctor said I was blessed because soother 2 days I would not of made it. Now another doctor wants me to take ALENDRONATE TSBLETS 70mg. I am worried that these could give me Peptic Ulcers again and I won' know it because the last time there were no blood being passed out of me.