Zombie Eyes: What Causes Dark Circles Under Eyes And 6 Foods To Erase Them. Whether you have a full night of shut-eye or havenât slept in 24 hours, you find yourself plagued with dark circles. Concealers, eye creams, and eye exercises seldom tone down the shadowy effect of the dark or blue-black tints under your eyes. Now, before you succumb to the tall tales of an infomercial product, itâs important to know first what causes them.
Why Acyclovir Helps Cold Sores. Zovirax (Acyclovir 5 percent cream) is also FDA-approved for the treatment of recurrent cold sores. In studies, frequent application of the cream reduced the time to healing by about 12 hours.
How to treat a cold sore. 1  Denavir: This is my favorite prescription cream. Itâs a cream that you apply every 2 waking hours for four days. Itâs active ingredient is an anti-viral and what Iâve seen in the last 10 years are very good results and my patients always have good results with it, so itâs my go-to.