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Your journey
1What's a trial
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More info
You can access this
clinical trial
if you have
Esotropia or Exotropia
and you are
between 20 and 60
years old
The primary goal of this phase is to monitor the long-term effects.
The treatment is already on the market.
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The purpose

Two different treatments were given to large angle horizontal strabismus (eso and exotropia) adult patients who agree to participate of the study. Inform consents were required for participants. Group 1 (12 patients) received conventional recess-resect surgery plus intraoperative injection of botulinum toxin A (5U). Group 2 (11 patients) received only conventional recess-resect surgery. The patients were randomly located in one of the groups. The angles of horizontal deviation were compared between the groups before and six months after treatment.

Provided treatments

  • Drug: Botulinum Toxin Type A
  • Drug: saline solution

Locations near you

Unfortunately, there are no recruiting locations near you. Please check the list with all locations below.
Tris trial is registered with FDA with number: NCT01460355. The sponsor of the trial is University of Campinas, Brazil and it is looking for 23 volunteers for the current phase.
Official trial title:
Surgery Associated to Intraoperative Botulinum Toxin A for Large Angle Horizontal Strabismus: a Pilot Study