Sir, I Had A Ulcer Yesterday In My Throat (

sir, i had a ulcer yesterday in my throat ( only in one side), paining when eating. dr. suggest cobadex-czs,
next day, i got fever. so dr. gives his medicines along with amoxycillin and potassim clavunate 625mg. but said that dont take cobadex-czs along with it. but i took cobadex-czs, is it ok to take it with amoxycillin and potassim clavunate 625mg. yesderday night i took rinifall with it.