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Doctor insights on: Famvir Cold Sore

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Dr. Heidi Fowler
1,054 doctors shared insights

Cold Sore (Definition)

Also referred to as fever blisters, cold sores are small, painful fluid-filled blisters that are usually found around the lips. Cold sores are very contagious and can be spread by mouth to mouth contact and can spread to the genitalia and cause genital ...Read more


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Cold sore = herpes simplex virus 1?

Cold sore = herpes simplex virus 1?

Eat Yogurt: Herpes simplex virus is when you get little cold sores on the outside of your mouth or the tip of your nose. Try not to touch the cold sore, you could spred it to other parts of your face or eyes. Steep a tea bag then cool it- apply to cold sore to releive pain. Lysine, 3, 000 milligrams daily until the sore goes away. Or eat yogurt which is rich in lysine. You can buy lip clear which has lysine. ...Read more

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Is Valtrex (valacyclovir) or zovirax better for cold sores?

Either: I'm assuming you're talking about oral Valtrex (valacyclovir) and zovirax (not zovirax cream). Both are effective, but Valtrex (valacyclovir) is more convenient, because it doesn't have to be taken as frequently. My favorite way to treat cold sores is to have the patient take 2 grams of Valtrex (valacyclovir) at the very first sign of an outbreak, and then 2 grams 12 hours later. That two-dose course will shorten the duration of infection. ...Read more

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What leads to cold sore, herpes simplex virus?

What leads to cold sore, herpes simplex virus?

Yes: An estimated 80% of americans have been exposed to herpes simplex virus type 1. However, not all of those people will get cold sores. It depends on your immune system. Cold sores are painful liquid filled blisters that can occur on the lips, roof of the mouth or the gums which are caused by the herpes simplex virus (hsv-1). Tingling ;/or pain can herald the oncoming of cold sore 1 to 2 days prior. ...Read more

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Is famvir (famciclovir) effective for cold sores?

Is famvir (famciclovir) effective for cold sores?

Yes: If taken at first sign of outbreak at adaquate dosing(1500mgm as single dose) should be sufficient. ...Read more

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Can abreva work on cold sores?

Can abreva work on cold sores?

Yes,: There is no cure for cold sores. However, some medications may relieve pain and soften HSV crusts on the skin. Abreva is one of them. ...Read more

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Can anbesol cream (for canker sores) work on cold sores?

Can anbesol cream (for canker sores) work on cold sores?

Be Careful: It is important to know that "cold sores" are caused by a virus called the Herpes virus. They are easily spread from one person to another. A canker sore, or Aphtous ulcer, is probably caused by an autoimmune reaction (the body fighting itself) Medicine for one of these is not intended for the other type of mouth sore. The anbesol cream is probably mostly for numbing the sore. ...Read more

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Difference between canker sores and cold sores?

Vrus vs. environment: A canker sore or aphthous ulcer usually is caused by stress to movable tissue areas and has a white center surrounded by a reddish area.. The stress could be from food allergy or caused by trauma. A cold sore is caused by the herpes simplex virus and occurs around the lips and could infect the throat and can affect gum tissue as well. ...Read more

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Do cold sores itch?

Do cold sores itch?

They can: A cold sore is a lesion with blisters (lip, chin, cheek, nostril & sometimes mouth) which causes burning, pain & itching. ...Read more

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Cold sore scar is contagious?

Cold sores are: Reported to be contagious until the lesion actually heals over. ...Read more

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Blistex work for cold sores?

There are medicated: Forms of blistex designed for use with cold sores. ...Read more

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Canker sore like sores that are spreading fever swollen neck glands painful to eat, talk, swallow canker sore or cold sore virus? Help!

Canker sore like sores that are spreading
fever
swollen neck glands
painful to eat, talk, swallow
canker sore or cold sore virus? Help!

Cold sore virus: It could be herpangina or gingivostomatitis. Herpangina is often caused by the hand-foot-mouth virus (coxsackie virus) & can cause a lot of pain from sores at the back of the throat usually have a high-fever with this. Gingivostomatitis is most often caused by herpes type 1 virus, and these sores are more often around the lips and oral mucosa closer to your mouth. Strep is a possibility as well. ...Read more

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Should acyclovir (zovirax) 400 mg work on cold sore?

Cold sore: Acyclovir is a drug used to treat herpes virus infections. Many cold sores are caused by herpes virus and will respond to such treatment. However, not all cold sores are caused by herpes. In this case, the cold sore may not respond to the treatment. The good news in all this, most cold sores get better within a couple of weeks, even without treatment. Keep it moist with ointment. This helps. ...Read more

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What triggers cold sore breakouts?

Stress: Any type of stress. Emotional, physical etc. Physical stress includes hormonal, sleep deprivation, immune diseases, medications, and many more. Too much sun! discuss this w your dr. So the causes can be determined and addressed! ...Read more

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How long are cold sores contagious after taking valtrex (valacyclovir)?

How long are cold sores contagious after taking valtrex (valacyclovir)?

As long as sore is : ...Visible. Cold sores are contagious at all stages from the tingling stage to the weeping stage to the scabbing and healing stage. They are most contagious at the weeping stage when fluid comes out. Valtrex (valacyclovir) may shorten the duration of infection, but if the sores are still healing they are contagious. ...Read more

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Are cold sores and fever blisters caused by herpes simplex 1?

Are cold sores and fever blisters caused by herpes simplex 1?

Cold sores - HSV1: Yes - cold sores and fever blisters are the same thing and are most commonly caused by HSV-1. Rarely, HSV-2 can cause oral herpes given the increased practices of oral sex compared with decades ago (i.e. the 1950s). You will note STRESS causes these to come out (for example after a fever from another illness), so best to keep stress levels to an absolute minimum. These are infectious to others BTW ...Read more

Dr. M. Hytham Beck
41 doctors shared insights

Famciclovir (Definition)

Famciclovir is a herpes viruses agent which is a kind of anti-viral ...Read more


Dr. Sheila Smith
41 doctors shared insights

Famvir (Definition)

Famvir is a herpes viruses agent which is a kind of anti-viral ...Read more