Used primarily in dermatology, this compound is a key active ingredient in topical treatments for inflammatory skin conditions such as psoriasis and atopic dermatitis. It functions as a selective phosphodiesterase 4 (PDE4) inhibitor, reducing the production of pro-inflammatory mediators in skin cells. By targeting PDE4 within immune cells like T-cells and dendritic cells, it helps modulate the immune response, leading to decreased redness, swelling, and scaling. Its localized action allows for effective symptom control with minimal systemic absorption, making it suitable for sensitive areas and long-term management. The compound is formulated in creams and ointments, offering a non-steroidal alternative for patients who require sustained therapy without the side effects associated with corticosteroids.