What should I do if I have a small clear blister in my mouth?

Small transparent blisters in the mouth may be mechanical injury, herpes simplex virus, etc., you can strengthen the care, drug treatment.
1. Mechanical injury: bites, burns, or eat shells, spiny seafood and other foods will damage the oral mucosa, after the injury will have mucosal edema or bleeding, the formation of small transparent blisters, if there are no obvious symptoms, you can temporarily do not treat, pay attention to oral hygiene, don’t eat too hot or with bones of the food.
2. Oral herpes simplex: many patients themselves are carrying oral herpes simplex virus, low immunity or trauma, fatigue herpes simplex virus will appear symptoms. It can be treated locally with acyclovir ointment, penciclovir cream, etc. If the condition is serious, it can be treated with oral antiviral drugs such as ganciclovir and vasiclovir.
3. Erythema multiforme: this disease will not only appear skin symptoms, but also involve the mucous membranes, oral lesions symptoms are mainly congestion and edema, some patients will have blisters. You can take oral cetirizine, loratadine and other anti-allergy treatment, local use of furacilin or saline wet compresses, when the pain is serious use of procaine solution gargling.
The mouth grows a small transparent blisters should be timely medical care, a clear diagnosis, standardized treatment of the above drugs may have adverse reactions, should be used in strict compliance with medical advice.