CRACKS-Of Lips: 1) Lips and corners of mouth dry. ulcerated and cracked: deep crack in middle of lower lip: tongue mapped : Nat.M. 30 2) Lips black, livid tearing, needle like pains, tongue dry, clean, always touches the lips : Ars alb 30 3) Lips swollen, cracked with soreness : Graphites 30 4) Cracks in the middle of lower and upper lips : Hepar Sulph 30 5) Painful crackes in corners of mouth : Petrolium 30 6) Lips chapped and burning: corners of mouth sore and cracked: picking lips until they bleed : Arum Triphyllum 30 7) Lips cracked; ulceration of lips, commissures cracks, bleeds easily with stitches : Nitric acid 30