Conversation: The conversation between human and AI assistant.
[|Human|] For the last four days, my lower lip and chin have numbness. My lower lip is also chapped. I have not been stung and I have no known food allergies .
[|AI|]  It can also be due to medicines taken for other diseases some salts like ibuprofen paracetamol vitamins calcium iron multivitamins and diet supplementary toothpaste soap shampoo cooking oil or application oil or body application materials can cause this any towel cloth or local inflammation or herd correlate them and see the cause accordingly at moment can use antiallergic fexofenadine short course of tapering steroid sand trampoline mouth gel locally over area it will go in 2-3 wk add lot of warm water and non-toxic soap oils creams and no Lena dyes application on body for some time