Blepharospasm is the involuntary blinking of the eyelid which could be mild and does not need any treatment or severe enough to alter the quality of life to the patient.
Treatment is with using Botox A toxin, which is a muscle paralysing agent, when used in a low dose of local infiltration, it could control these annoying eyelid movements.
The toxin, usually last for 6 to 9 months at which time another dose might be needed.