What ointment should I use if my mouth is rotten?
Sore corners of the mouth (angular stomatitis) are a common oral problem often caused by bacterial infection, fungal infection, vitamin deficiency, or dry skin. Recent Internet search data shows that there is a lot of discussion about what ointment to use for sore corners of the mouth, especially the recommendations for medication for different causes. The following is a compilation of hot topics and hot content in the past 10 days to help you quickly find suitable solutions.
1. Common causes of rotten corners of the mouth

| Cause type | Symptoms | High-risk groups |
|---|---|---|
| bacterial infection | Redness, swelling, pain, and oozing of yellow fluid | Children and people with low immunity |
| Fungal infections (such as Candida) | White membrane, redness of surrounding skin | Diabetics, long-term antibiotic users |
| Vitamin B2 deficiency | Symmetrical fissures and desquamation | People with unbalanced diet |
| Mechanical stimulation (such as lip licking) | Dryness, chappedness, recurrence | High incidence in teenagers and winter |
2. Popular ointment recommendations and applicable scenarios
| Ointment name | Main ingredients | Applicable type | Frequency of use |
|---|---|---|---|
| Erythromycin ointment | Erythromycin | bacterial infection | 2-3 times a day |
| clotrimazole cream | Clotrimazole | fungal infection | 2 times a day |
| Compound triamcinolone acetonide cream | Triamcinolone acetonide + nystatin | Mixed infection (bacterial + fungal) | 1-2 times a day |
| Vaseline | petrolatum | Dry and cracked | Apply anytime |
| Vitamin B2 ointment | Riboflavin | vitamin deficiency | 3 times a day |
3. The auxiliary treatment methods that are hotly discussed on the Internet
1.Honey application method: Recently, a large number of users on social platforms have shared the use of honey to apply on cracks. Its antibacterial and moisturizing effects are widely recognized, but diabetics should use it with caution.
2.vitamin supplement: Weibo health topics show that supplementing B complex vitamins (especially B2 and B12) has a significant effect on recurrent angular stomatitis.
3.diet modification: Zhihu’s answer to high fever recommends increasing the intake of foods rich in vitamin B, such as egg yolks, green leafy vegetables, and animal liver.
4. Medication precautions
| Things to note | Detailed description |
|---|---|
| Avoid mixing ointments | Ointments with different effects need to be used at intervals of more than 2 hours |
| Pregnant women should use with caution | Hormone-containing ointments must be used under the guidance of a doctor |
| Treatment course control | Antibiotic/antifungal ointment should be used for no more than 7 consecutive days |
| allergy test | Test by applying a small amount behind the ear before first use |
5. When Do You Need Medical Treatment?
If the following situations occur, it is recommended to seek medical treatment in time:
1. Symptoms do not improve or worsen after taking the medicine for 3 days
2. Accompanied by systemic symptoms such as fever and swollen lymph nodes
3. The tear continues to bleed or becomes suppurative.
4. Recurrent attacks more than 4 times within a year
6. Preventive care tips
1. Get rid of the habit of licking your lips and carry a non-irritating lip balm with you.
2. Disinfect tableware regularly to avoid cross-infection
3. Use a humidifier to maintain ambient humidity in winter
4. Pay attention to supplementing zinc in your diet (oysters, nuts, etc.)
By analyzing recent Internet data, it can be seen that netizens are most concerned about the problem of ulcers at the corners of the mouth.Safe medication choicesandRadical prevention methods. It is recommended to choose the corresponding ointment according to the specific cause of the disease, and at the same time coordinate with lifestyle adjustments. In most cases, significant improvement can be seen within 1 week.
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