What should you know about dry inflamed lips?

Lips can become dry, cracked, scaly, burning, or swollen after licking, biting, picking, wind, sun, dehydration, or contact with an irritating product. Toothpaste, flavorings, fragrances, cosmetics, and lip balms can trigger contact reactions in some people. Cracks at the corners may have a different cause from peeling across the lip surface. A clinician may need to distinguish cheilitis from infection, an allergic reaction, or another skin condition.

Apply a fragrance-free, bland ointment frequently, including after eating and before sleep. Use lukewarm water and avoid scrubbing, licking, peeling, and fragranced or flavored lip products while the skin settles. Stop any newly introduced product that touches the lips and reintroduce products only with professional guidance. A clinician may recommend Emollient Therapy for barrier support or Topical Corticosteroids when inflammation needs prescription treatment; steroid products should not be used on the lips without advice.

Arrange a medical review if cracking, crusting, bleeding, pain, or swelling continues despite gentle care, keeps returning, or interferes with eating. Seek urgent help for sudden lip or tongue swelling, trouble breathing, throat tightness, faintness, or widespread hives, because these can signal a serious allergic reaction. A sore that repeatedly appears in one spot or does not heal also deserves examination.

Ask which products to stop, whether the pattern suggests irritation or allergy, whether the corners need separate treatment, and how long prescribed treatment should be used.