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January 2012

The Big D
Vitamin D deficiency may contribute to depression, but data on vitamin D supplementation as an adjunctive treatment are inconclusive.

Adjunctive Treatment for PTSD: A Negative Study with Risperidone
A study of adjunctive risperidone (Risperdal and others) in patients with antidepressant-resistant symptoms of posttraumatic stress disorder found it provided no added benefit over placebo.

SSRI-Statin Combination Elevates Blood Glucose
In a retrospective study, investigators found that concomitant administration of paroxetine (Paxil and others) and pravastatin (Pravachol and others) increased blood glucose in patients with and without diabetes.

In Brief
Valproate Prophylaxis Not Effective for Behavioral Problems Associated with Dementia; More Evidence that Fish Consumption Protects Memory

SSRIs Plus Warfarin or Antiplatelet Agents: Apparent Increase in Bleeding
Serotonergic drugs appear to increase the risk of bleeding and probably act synergistically with antiplatelet agents and warfarin (Coumadin and others).

Adjunctive Treatment for PTSD: A Negative Study with Risperidone

January 2012

Post-traumatic stress disorder (PTSD) and traumatic brain injury are the "signature" injuries for service members in the Afghanistan and Iraq conflicts. Ten to twenty percent of American infantry personnel deployed in a combat zone will suffer from PTSD, which often coexists with depression and substance…

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