Keflex is a medication belonging to the class of cephalosporin antibiotics, meaning that this preparation fights bacteria in the body and thus treats a lot of infections that are a result of bacterial activity. It is most often prescribed in cases of infections that affect the upper part of the respiratory system, as well as ear, skin, and urinary tract infections.
You should not even try taking Keflex if you have a considerable allergy to cephalexin (this drug's active chemical agent) or any aother cephalosporin antibiotics. These medications include Ceclor, Duricef, Omnicef, Spectracef, Suprax, Cefzil, Fortaz, Ceftin; if you have taken any of them at some stage of life and found yourself to be allergic, there is an extremely high chance that Keflex can harm you. If you are allergic to any antibiotics at all, still talk to your doctor before starting on a Keflex treatment regimen.
It is also necessary to be very careful with Keflex if you have any kidney/liver diseases, a stomach or intestinal disorder (for example, colitis), diabetes. Patients with the last diagnosis of the aforementioned once should be incredibly cautious with Keflex in the oral suspension form as it contains sugar. Malnourished patients also fall into the category of those who may be negatively affected by certain antibiotics.