Correct Solutions
aim - ANSWER-to investigate the effectiveness of ketamine on reducing symptoms of
PTSD and depression
procedure - ANSWER-- participants diagnosed with PTSD given ketamine or
midazolam 2 weeks apart (repeated measures)
- symptoms of PTSD and depression were measured before and after treatment using a
questionnaire (IES-R)
results - ANSWER-ketamine reduced symptoms and was more effective than
midazolam
conclusion - ANSWER-ketamine is an antagonist that blocks glutamate receptors from
firing (excitatory neurotransmitter)
strengths - ANSWER-- randomised order - repeated measures - double blind
limitations - ANSWER-- very strong drug - addictive - not applicable to all people