Doctor insights on:
Cold Sore Hydrogen Peroxide
Also referred to as fever blisters, cold sores are small, painful fluid-filled blisters that are usually found around the lips. Cold sores are generally caused by the herpes simplex virus 1 which is related to herpes simplex virus 2 that causes genital herpes. Cold sores are very contagious and can be spread by mouth to mouth contact. They can spread to the genitalia and cause genital ...Read more
No it does not: It will probably irritate the lesion even more. The lesion should heal in about 10 days, give or take. ...Read more
Yes if excessive: Like anything in life, too much of a good thing can be bad. Hydrogen peroxide 3%, mixed in equal part with water, is sometimes used to kill germ in the back of throat by gargling. However, excessive gargling with this solution or use of the solution without diluting with water can irritate the lining of throat and cause sore throat. ...Read more
Treated canker sore with hydrogen peroxide and it got twice as big and painful. I've had the sore for 3 days now. What can I do?
Nose still split and sore. Treated with hydrogen peroxide and vacate in which cleared it up for only a few days. That treatment won't work any more.
Vestibulitis: It depends where your nose is sore, but if it is around the nostrils, you can get a low grade infection in the nostril entrance which causes redness, pain, splitting of the nasal skin, crusting and it can be stubborn. It often requires a topical antibiotic and sometimes oral antibiotic. The hydrogen peroxide may be too irritating and drying. Should see a doctor. ...Read more
No: No. Salt water or chloraseptic would be better. ...Read more
Any drug store: Of supermarket.Get a more detailed answer ›
Is it safe to gargle with a small (cap full) of hydrogen peroxide for a sore throat? Will it help stop the soar throat early?
Itchy tender ear canal. Hydrogen peroxide burns it. Have this problem often, but worse this time. Never use cotton swabs or swim. How do I fix this?
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