How old is your daughter? Like adults, when we have ulcer, it gets quite painful to swallow. What you can do is to give her some chilled drinks and feed in smaller quantities many times throughout the day. You can also freeze ice cubes for her to suck or make popsicles (puree fruits and freeze). If she is ok to eat, you can give her watery porridge, yoghurt, soup or anything softer in texture like pureed fruits too.
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