If your dog has a cold, you can take Pediatric Cold Granules, Cold Granules, aspirin, anti-cold drugs, kanamycin, cephalosporin, ciprofloxacin, ofloxacin, etc. Penicillin can treat concurrent infections caused by colds. Among the basic drugs Adding compound licorice tablets can treat dogs with cough symptoms. Owners can feed their dogs some easily digestible food during their colds to supplement the nutrients needed by the body and enhance immunity.