Cold sores, caused by the herpes simplex virus (HSV), are contagious and common. Over-the-counter (OTC) creams, antiviral drugs, and home remedies can help treat them. Antiviral drugs can relieve cold ...
Cold, dry weather can cause lip irritation, cracking, and cold sores. Blistex offers several over-the-counter products to treat cold sores and moisturize lips. Using antiviral creams at the first sign ...
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