# A case of eosinophilic pustular folliculitis involving palmoplantar successfully treated by apremilast

**Authors:** Jing Xu, Yue-meng Wu, Shang-shang Wang

PMC · DOI: 10.1093/skinhd/vzaf019 · Skin Health and Disease · 2025-04-07

## TL;DR

A man with a rare skin condition called eosinophilic pustular folliculitis was successfully treated with apremilast, a drug that may be effective when traditional treatments fail.

## Contribution

This case demonstrates apremilast's effectiveness in treating EPF, especially in areas like palms and soles where treatment is challenging.

## Key findings

- Apremilast successfully treated EPF in a patient with lesions on the face, palms, and soles.
- The treatment was effective when traditional therapies had failed.
- This supports growing evidence for apremilast in managing EPF.

## Abstract

We presented a man with EPF involving the face, palms and soles, successfully treated by apremilast, a phosphodiesterase-4 (PDE4) inhibitor. Apremilast’s efficacy in this case adds to emerging evidence supporting its use in EPF, particularly when traditional treatments fail.

Eosinophilic pustular folliculitis (EPF) is a rare inflammatory dermatosis that predominantly affects seborrheic areas. The condition’s pathogenesis is linked to T helper 2-driven eosinophilic inflammation. We presented a man with EPF involving the face, palms and soles, successfully treated by apremilast, a phosphodiesterase-4 inhibitor. Apremilast’s efficacy in this case adds to emerging evidence supporting its use in EPF, particularly when traditional treatments fail.

## Linked entities

- **Chemicals:** apremilast (PubChem CID 10151715)
- **Diseases:** eosinophilic pustular folliculitis (MONDO:0023076), EPF (MONDO:0023076)

## Full-text entities

- **Diseases:** inflammatory dermatosis (MESH:D012871), EPF (MESH:C535953), inflammation (MESH:D007249)
- **Chemicals:** Apremilast (MESH:C505730)

## Full text

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## Figures

2 figures with captions in the complete paper: https://tomesphere.com/paper/PMC12202859/full.md

## References

10 references — full list in the complete paper: https://tomesphere.com/paper/PMC12202859/full.md

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Source: https://tomesphere.com/paper/PMC12202859