Humira won Food and Drug Administration approval as a treatment for psoriatic arthritis in 2005. In 2008, it was approved for the treatment of psoriasis. Patients take it by injecting it under the skin. Common side effects of the drug include headaches, upper respiratory tract infections and urinary tract infections.
1 Colds are caused by a virus that is passed from person to person, and the typical symptoms include congestion and coughing. A fever is often present, but because colds are viral, antibiotics will not help.  Flus are also caused by viruses, and tend to be more severe than the common cold.
With seasonal allergies, the onset of symptoms â the sneezing, stuffy nose and itchy eyes â occur immediately after exposure to pollens in spring, summer or fall. If symptoms tend to show up the same time every year, it may well be seasonal allergies rather than a cold. [ 9 Weirdest Allergies ]. Duration of symptoms matters. The symptoms of a cold typically last three to 14 days, but allergy symptoms last longer, usually for weeks, as long as the person is exposed to pollen, Rachid said.