Botulinum toxin may also be used to weaken the medial rectus muscle of the affected eye. This weakening effect is short-lived and repeat injections are necessary.
Isolated sixth nerve palsies usually manifest as a horizontal diplopia worse when looking towards the affected eye, with a decreased ability to abduct.
Treatment of sixth nerve palsies is dictated by the underlying causes. Older patients who are thought to have had a mini-stroke are observed for several months, because of likely spontaneous...
Patients afflicted with a sixth nerve palsy should refrain from driving unless an eye patch is used. In addition certain types of employment may warrant a medical leave or temporary change of duties.