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In other trials, administering amphetamine with pro-    2.  Priesol AJ. Motion sickness. January 2016. http://www.upto
              methazine prevented drowsiness and impaired psycho-   date.com/contents/motion-sickness. Accessed May 2016.
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                                                                    incidence of seasickness in RN personnel on two ships. 1978.
              The  same  effect  was  not  seen  when  pseudoephedrine   http://www.dtic.mil/dtic/tr/fulltext/u2/a074713.pdf.
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                                          16
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              Summary and Recommendation                           6.  Miller KE, Muth ER. Efficacy of acupressure and acustimula-
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              You inform your commander that you can provide a      Environ Med. 2004;75:227–234.
              variety of medications for the team. You caution that     7.  Cheung BS, Heskin R, Hofer KD. Failure of cetirizine and
                                                                    fexofenadine to prevent motion sickness. Ann Pharmacother.
              even  with  prophylactic  medication,  some  of  his  force   2003;37:173–177.
              will likely suffer from motion sickness. The proportion     8.  Spinks AB, Wasiak J. Scopolamine (hyoscine) for preventing
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                                                                    circular canals via the rotary chair as a means to test phar-
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              on performance, but some of the sedative effect may   Neurotol. 2004;25:740–745.
              be counteracted by caffeine or ephedrine. You recom-  10.  Putcha L. Intranasal scopolamine—INSCOP. June 2015.
              mend prophylactic use of medication in workup train-  http://www.techbriefs.com/component/content/article/ntb
                                                                    /tech-briefs/bio-medical/22417. Accessed May 2016.
              ing so you and the operators can individually assess a   11.  Hershkovitz D, Asna N, Shupak A, et al. Ondansetron for the
              regimen’s impact on alleviating their symptoms and the   prevention of seasickness in susceptible sailors: an evaluation
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                                                                 12.  Cheung B. Handbook of airsickness for the Canadian Forces
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                                                                 13.  Gahlinger PM. Motion sickness. How to help your patients
              The views and medical opinion herein represent those of   avoid travel travail. Postgrad Med. 1999;106:177–184.
              the authors. They do not reflect the operation practice   14.  Estrada A, LeDuc PA, Curry IP, et al. Airsickness prevention
              or views of the Canadian Forces or other organizations.   in helicopter passengers. Aviat Space Environ Med. 2007; 78:
              The cases are provided to be educational and thought   408–413.
              provoking; at no time does the author suggest that the   15.  Paule MG, Chelonis JJ, Blake DJ, et al. Effects of drug coun-
                                                                    termeasures for space motion sickness on working memory in
              tactical clinicians exceed the scope of their practice or   humans. Neurotoxicol Teratol. 2004: 26:825–837.
              act against the direction of their medical protocols or   16.  Paul MA, MacLellan M, Gray G. Motion-sickness medica-
              recommendations of their medical leadership.          tions for aircrew: impact on psychomotor performance. Aviat
                                                                    Space Environ Med. 2005; 76:560–565.
              Disclosures
              The authors have nothing to disclose.
                                                                 Sgt Banting is a physician assistant with CANSOFCOM.

              References                                         Major Meriano is a practicing emergency physician. He has
                                                                 served in various capacities with the Canadian Forces and Re-
              1.  Benson AJ. Motion sickness. In: Pandoff KB, Burr RE, eds.   serves since 2003. Comment and suggestions can be sent to
                Medical aspects of harsh environments. Vol 2. 2002. http://www
                .cs.amedd.army.mil/Portlet.aspx?ID=7c0ebab2-6720-4e15   sofclinicalcorner@gmail.com.
                -883b-dbfaafa960f9. Accessed May 2016.

















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