I Had A Cold And Last Time The Doictor Prescribed

I had a cold and last time the doictor prescribed Levobact 500. The cold was cured with 4 tablets. though i completed the course. When I got the cold again later, I took this tablet along with Hosagrain tablet for Headache. No I seem to have puffiness in face. ALso red rashes are on hands and inner thighs. Is there a allergic reaction.Kindly advice.