# Breaking New Ground With Endoxifen: Augmentation Strategies in OCD Management—A Case Series

**Authors:** Rishabh Singh, Markanday Sharma, Samiksha Sahu, Arka Adhvaryu

PMC · DOI: 10.1155/crps/2908673 · Case Reports in Psychiatry · 2025-03-26

## TL;DR

This paper explores using Endoxifen to help OCD patients who don't respond to standard treatments.

## Contribution

The novel use of Endoxifen as an augmentation strategy for treatment-resistant OCD is presented through a case series.

## Key findings

- Endoxifen was used as an augmenting agent in OCD patients with psychiatric comorbidities.
- Patients who did not respond to conventional treatments showed potential improvement with Endoxifen.
- The case series suggests Endoxifen may be a promising augmentation strategy for OCD.

## Abstract

Obsessive–compulsive (OC) disorder (OCD) is a common and potentially disabling illness with a waxing and waning course. OCD significantly disrupts the quality of life. Selective serotonin reuptake inhibitors (SSRIs) are first-line pharmacological treatments for OCD and benefit up to half of the patients. Augmentation with low-dose antipsychotics is an evidence-based second-line strategy. Psychotherapy, including cognitive behavior therapy (CBT), is used both as first and second-line treatment. A significant portion of patients, however, do not respond to conventional treatments. We present a case series on the use of Endoxifen as an augmenting agent in patients with OCD and multiple psychiatric comorbidities who did not respond well to conventional pharmacotherapy.

## Linked entities

- **Chemicals:** Endoxifen (PubChem CID 10090750)
- **Diseases:** Obsessive–compulsive disorder (MONDO:0008114), OCD (MONDO:0001158)

## Full-text entities

- **Diseases:** psychiatric (MESH:D001523), OCD (MESH:D009771)
- **Chemicals:** Endoxifen (MESH:C055492)
- **Species:** Homo sapiens (human, species) [taxon 9606]

## Full text

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## Figures

1 figure with captions in the complete paper: https://tomesphere.com/paper/PMC11964704/full.md

## References

43 references — full list in the complete paper: https://tomesphere.com/paper/PMC11964704/full.md

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Source: https://tomesphere.com/paper/PMC11964704