Hi Doctor, I Was Having Cold For Last 10 Days

Hi Doctor,

I was having cold for last 10 days which had clogged my ear with the stuffy liquid in the eustachian tube behind my ear drum this happens to me normally when i get cold however after steam and hot cloth massage it goes away but this time after trying all possible home remedies it dint fade .
hence visited doctor and was given antibiotic for cold and otocomb otic for ears clogs .its been a day that i used but the congestion is still there. please let me know how long it will usually take to see a betterment