The causes of sweat hair on the face include genetic factors, endocrine factors, psychological factors, etc., and the removal includes medication and physical therapy. 1. Hereditary factors: If you have a sweaty face due to genetic factors, you can use a razor to shave off the excessive sweat. 2. Endocrine factors: If the phenomenon of excessive facial hair is triggered by too much androgen, then finasteride tablets can be given orally to treat it; if it is triggered by polycystic ovary syndrome, then surgical treatments such as ovary removal can be given. 3. Psychological factors: If depression and other factors triggered by hairy, then you can give amitriptyline and doxepin and other drugs antidepressant treatment. Finally, if you have excessive hair on your face, please consult your doctor and take all medications as prescribed by your doctor.