Cracks and crusts on the tongue early in the morning may be the emergence of grooved tongue, atrophic lingual inflammation, the treatment needs to be symptomatic to remove external stimuli or take medication for the cause of the treatment. 1. Grooved tongue. Grooved tongue with all kinds of diseases, infections, heredity related, manifested as the back of the tongue with grooved crack-like damage, can appear tongue dry and bitter, secondary infection with oozing crust, generally need gargle Chlorhexidine anti-infective, Candida infection with the use of mycobacteria tablets, anemia with the use of B vitamins. 2. Atrophic lingual inflammation. Atrophic lingual inflammation is due to, tongue papilla atrophy accompanied by dry mouth, secondary infection with erythema herpetiformis. Symptomatic treatment includes should stop smoking, drinking alcohol, keep oral hygiene clean, dry mouth containing artificial saliva. Causal treatment includes iron supplements for anemia and niacinamide tablets for niacin deficiency. Cracked and crusted tongue in the early morning, it is recommended to go to the hospital in time to check the cause of the disease, and use medication under the guidance of the physician.