There are many diseases that lead to orofacial exudate, most of them are due to pathological changes in the mucosa of the mouth and lips, but the pathology of orofacial exudate caused by different diseases is different, so attention should be paid to differentiation when diagnosing, and attention should be paid to finding the cause while treating orofacial exudate, if orofacial herpes leads to orofacial exudate, small blisters usually appear first, while those caused by labyrinthitis usually appear first with inflammation and dryness of the lips. Prevention of herpes labialis leading to lip oozing symptoms: 1. Any small cuts and abrasions on the skin should be cleaned and treated quickly. Keep the affected area clean and avoid contact and scratching. 2.When caring for the patient, you should always wash your hands with soap to prevent spreading to others. 3.Do not share towels, bath towels and clothing with patients with pyoderma unless they have been treated beforehand. Prevention of lip oozing symptoms caused by labyrinthitis: 1. Correct bad habits, smoke less, drink less, do not use antibiotics at will, do not use poor quality or unsuitable lipstick, do not blindly go for “lip tattoo”. Avoid all factors that may cause allergic reactions. Change the habit of biting your lips and tongue to avoid causing mucosal trauma. 2, eat more fresh vegetables and fruits and protein-rich food, less sour, numb, spicy, astringent, hot and fried food, and not to eat those pickled with industrial salt, fried with “offal oil”, fried with lime poor quality food.