I hope you get some relief from your mouth sores! Seems like when your mouth hurts, everything hurts!
Has your doctor mentioned lowering your dosage of HU? I know that’s worked for some members to help with side effects.
Essentially, the goal either way is to help prevent the risk of blood clots. So maybe for you, since your doctor is suggesting Aggrenox it might be a good alternative option. I know others might be interested in this discussion. If you do switch to Aggrenox, let us know how you’re doing with it?