I have pain in my left side of neck n head n ear...

What is the treatment of left side of neck n head n ear pain , numbness on face difficulty in movement of left face swelling eyes?
Treatment depends on the cause, so we recommend that you visit a neurologist for a clinical examination and other examinations as necessary
    It is also possible that the cause is inflammation of the nerves, and it is treated with pain relievers for nerves such as gabapentin300mg, and vitamin B12 can also be used to strengthen the nerves.
    In the case of inflammation of the facial nerve or bell's palsy , the treatment is as follows:
    physiotherapy
    Take a Prednisolone steroid medication
    Take acyclovir antivirus
    Sometimes taking pain killers like gabapentin or pregabalin but with medical supervision
    The possibility of internal injury to the brain remains in the case of impaired motor or sensory capabilities and needs urgent treatment
    In the event of vasculitis, treatment with cortisone is carried out by the internal doctor
What are the causes of neck n head n ear pain , numbness on face difficulty in movement of left face swelling eyes?
    Inflammation of the nerves
    Vasculitis
    facial nerve inflammation
    Vitamin b12 deficiency
    Clots in the brain
    severe muscle spasm
What are the necessary tests in your case?
    Clinical examination
    Medical history
    Check the vitamin B level
    MRI of the brain