Diseases of the facial nerve or nuclei. Pontine disorders may affect the facial nuclei or nerve fascicle. The nerve may be involved intracranially, along its course through the petrous portion of the temporal bone, or along its extracranial course. Clinical manifestations include facial muscle weakness, loss of taste from the anterior tongue, hyperacusis, and decreased lacrimation.

The recommended herbs are:

• Scorpio,
• Radix Aconiti Lateralis Preparata,
• Radix Aconiti Lateralis Preparata,
• Flos Carthami,
• Caulis Spatholobi,
• Radix Gentianae Macrophyllae, etc.