What kills a cold sore?
Oral antiviral medications tend to be more effective than topical treatments. Examples of antiviral medications that a doctor may prescribe for cold sores include: acyclovir (Zovirax) famciclovir (Famvir)
How do you get rid of a cold sore in 24 hours?
Use a cotton swab to apply apple cider vinegar on the cold sore with the cotton swab and leave it one until it dries. Repeat this several times throughout the day. Apple cider vinegar is an antimicrobial agent, which can kills the virus that’s causing infection and provide you with quick relief.
Do cold sores mean you have an STD?
Having a cold sore does not necessarily mean you have an STD. Most of the cold sores are caused by herpes simplex virus type 1 (HSV-1), which usually affects the lips and is not generally transmitted by sexual contact. Though less common, cold sores may be caused by another type of herpes simplex virus called HSV-2.