Lichen planus is a disease in which there is an itchy rash on the skin or in the mouth.The exact cause of lichen planus is unknown. However, it is likely to be related to an allergic or immune reaction.Exposure to medications, dyes, and other chemical substances (including gold, antibiotics, arsenic, iodides, chloroquine, quinacrine, quinide, phenothiazines, and diuretics).Disorders such as hepatitis C,Lichen planus generally affects middle-aged adults.

It is less common in children. Mouth lesions Tender or painful (mild cases may have no discomfort), Located on the sides of the tongue or the inside of the cheek, Sometimes located on the gums, Area of blue-white spots or "pimples",Lines of lesions that form a lacy-looking network, Gradual increase in size of the affected area, Lesions sometimes form painful ulcers

Skin lesions Usually located on the inner wrist, legs, torso, or genitals, Itchy, Even on both sides (symmetrical), Single lesion or clusters of lesions, often at sites of skin injury, Papule 2 - 4 cm in size, Papules clustered into a large, flat-topped lesion, Lesions have distinct, sharp borders, Possibly covered with fine white streaks or scratch marks called Wickham's striae, Shiny or scaly appearance, Dark colored -- reddish-purple (skin) or gray-white (mouth), Possibility of developing blisters or ulcers.

In homoeopathy medicine like Mazeri, Sepia, Ran Bulb are used for the treatment. The proper analysis of the case with the qualified homoeopathic physician will give the better results.