Originally Posted by jenluckenbach
Lisa, just remember that the antibiotics you are giving DO NOT cure the (viral) URI nor do they lessen the symptoms, all they do is prevent a further bacterial infection from setting in while the cat is compromised. The reason I bring this up is so you do not feel guilty if you cannot give the medicine to any particular cat. Whether they get the pills or not, the URI MUST run its course.
As Kim says, just watch their eating/drinking. And remember that an adult (normally healthy) cat CAN go a few days without food.
Good luck, this too shall pass.