Welcome to the forum. Different symptoms happens to all of us, especially where meds are concerned. Remicade can dake sometime to work, I was on it but became allergic. Where is your UC located? Hopefully giving it more time it should work but I only got to
3rd infusion , anyone can comment who has been on it longer? Maybe you may need to be on imuran too, do you have a doctor appt soon? Take care.