Authors: Cosima Rhein; Isabella Apelt; Franziska Werner; Eva Schäflein; Werner Adler; Martin Reichel; Caterina Schug; Eva Morawa; Yesim Erim · Research

How Do Anti-Inflammatory Medications Affect PTSD Treatment and Immune Response?

Research reveals surprising effects of anti-inflammatory drugs on immune system activity during PTSD treatment

Source: Rhein, C., Apelt, I., Werner, F., Schäflein, E., Adler, W., Reichel, M., Schug, C., Morawa, E., & Erim, Y. (2024). Paradoxical effect of anti‑inflammatory drugs on IL‑6 mRNA expression in patients with PTSD during treatment. Journal of Neural Transmission, 131, 813-821. https://doi.org/10.1007/s00702-024-02770-6

What you need to know

  • Anti-inflammatory medications may affect PTSD treatment differently than other mental health conditions
  • During treatment, PTSD patients taking anti-inflammatory drugs showed increased inflammation markers despite symptom improvement
  • This suggests unique immune system responses in PTSD that differ from other psychiatric conditions

Understanding PTSD and Inflammation

Post-traumatic stress disorder (PTSD) affects approximately 4% of people worldwide. Beyond the well-known psychological symptoms like flashbacks and anxiety, PTSD also impacts physical health. Research shows that people with PTSD have higher rates of heart disease and autoimmune conditions. One potential link between these mental and physical effects is inflammation in the body.

The Role of IL-6 in PTSD

Interleukin-6 (IL-6) is an important protein that helps regulate inflammation in the body. Think of it like a messenger that helps coordinate immune system responses. Previous research has found that people with PTSD tend to have higher levels of IL-6 and other inflammatory markers compared to those without PTSD. However, we still don’t fully understand how these inflammation levels change during PTSD treatment.

A Surprising Discovery

This study followed 67 patients receiving psychotherapy treatment, some with PTSD and some with other mental health conditions. The researchers measured IL-6 levels before and after 8 weeks of treatment. What they found was unexpected - patients taking anti-inflammatory medications showed different patterns depending on their diagnosis:

  • Patients without PTSD showed decreased IL-6 levels after treatment, matching their improvement in symptoms
  • Patients with PTSD showed increased IL-6 levels after treatment, even though their symptoms improved

The Paradox Explained

This finding reveals something important about how PTSD affects the body differently than other conditions. While anti-inflammatory medications typically reduce inflammation, they appear to have an opposite effect in PTSD patients. This suggests that the immune system responds uniquely in PTSD, possibly due to how trauma affects the body’s stress response systems.

What This Means for You

If you have PTSD and take anti-inflammatory medications, this doesn’t mean you should stop taking them. However, these findings highlight the importance of working closely with your healthcare providers to monitor both your mental and physical health during treatment. The relationship between PTSD and inflammation is complex, and treatment approaches may need to be tailored accordingly.

Conclusions

  • PTSD appears to affect the immune system differently than other mental health conditions
  • Standard anti-inflammatory treatments may work differently in people with PTSD
  • More research is needed to understand these unique immune responses and develop targeted treatments
Back to Blog

Related Articles

View All Articles »