This TB drug could fight fear and anxiety, study finds

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Scientists from the University of Texas found that A medication used as a second line of defense against tuberculosis could enhance therapy for fear and anxiety disorders

The research is published in JAMA Network Open and was conducted by Jasper Smits et al.

D-cycloserine (DCS) has landed itself on the World Health Organization’s list of essential medicines for its abilities to stop the growth of bacterial cell walls.

In recent decades, however, mental health researchers have taken note of the antibiotic’s neurological influence, particularly within the amygdala, the brain’s emotional epicenter—where fear lives.

Several studies have shown that DCS can help cement the safety learning that takes place during psychotherapy sessions that involve exposure therapy.

The team found that when paired with exposure therapy—which aims to correct anxiety responses by offering safe spaces for patients to engage with their fears—DCS acts as a “cognitive enhancer,” promoting strong neural connections that help augment the learning experience.

This two-part approach aims to enhance the exposure and create a memory of safety that sticks.

The researchers set out to refine the approach in a randomized clinical trial on social anxiety.

They postulated that DCS would be more effective if it were only administered after sessions marked by “safety learning,” which they defined as evidencing low fear at the end of the exposure therapy session. But the strategy did not work.

Instead, the researchers found that the medication worked better as a blanket strategy, administrated before or after any therapy session.

This confirmed the results of prior studies and emphasized new opportunities for exploration in the treatment of fear and anxiety disorders.

The team says the findings show again that this medication helps improve the outcomes of exposure-based therapy, adding to the evidence base for this.

If you care about anxiety, please read studies about 7 foods to reduce anxiety, and findings of this blood pressure drug may help reduce anxiety and pain.

For more information about mental health, please see recent studies about how to protect your sleep from insomnia over COVID-19 anxiety, and cases showing that misdiagnosed with acid reflux and anxiety, her heart’s arteries were blocked.

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