Atropine: to prevent spasms.
Eserine or Pilocarpine: in weak solution, to stimulate ciliary muscle.
Hot Compresses.
Massage.
Myotomy, Intraocular: to relieve spasms.
Physostigma: in the paralysis produced by diphtheria, and in senile asthenopia.
Strychnine.
Asthma.
Acid, Hydriodic.
Acid, Hydrocyanic.