The best treatment for a common cold, lots of rest, fluids, warm drinks, hot tea, hot soups and things. The chicken noodle soup does have a little science behind it. You can use some saline sprays, Neti Pots, and vaporizing mists for nasal congestion, cough drops for sore throats. Gargling with salt water's actually very effective on a sore throat. Over the counter medications, you can use Tylenol, ibuprofen, for fevers, body aches. The over the counter cold medications can be very helpful. They do not limit how long that cold goes on, but they can help with the symptoms during that cold recovery process so that you're able to function.