My father is 67years,5 feet 8 inch heigh,49kg weight.he is having mouth ulcers since two days and today his one side of face got swollen from lips ,cheeks and nose area till eyes..he had past tooth infections and got them extracted .he almost hd 9tooth extractions in 5months and 4rootcanals..please suggest some medicine which can ease him and reduce the pain and swelling. He doesn't have BP,blood
sugar but
thyroid he has bad using 12mg.please suggests some medicine as we can not go out due to current lockdown and need urgent help ,he is unable to eat and is sleeping day long due to pain.