Tongue root moss white like tofu dregs, can be seen in candida infection, hairy tongue, coccidioidal stomatitis, etc., according to the different diseases corresponding to the taking of cidi iodine tablets, mycobacteria tablets and other drugs for treatment. 1. Candidiasis. Oral candidiasis can appear in the tongue part of the color white like snow small spots, even into a patch-like can be wiped away, like tofu dregs, after diagnosis can take cedirizine tablets, mycobacteria tablets, miconazole. 2. Hairy tongue. When the excessive proliferation of tongue papillae can be elongated into white hair-like, often due to external adverse stimuli caused by the diagnosis of can take Vitamin A acid, mycotoxin tablets treatment. 3. Coccidioidomycosis. When infected with streptococcus, staphylococcus aureus, there can be large ulcers on the tongue, the surface covered with grayish-white pseudomembrane, smooth and dense, the medication is usually based on the drug sensitivity test to take drugs, such as metronidazole, amoxicillin, roxithromycin and other drugs. The root of the tongue is white like tofu dregs, taking drugs need to first go to the hospital to check, diagnose the cause of the disease under the guidance of a physician to use drugs.