Is ruxolitinib/ruxolitinib cream a hormonal ointment?

In the field of dermatology,"hormone ointments" often make patients worried. Many people worry that long-term use will lead to skin thinning, pigmentation or hormone dependence. So, is Ruxolitinib a hormonal ointment? In fact, from the perspective of pharmacological mechanism and ingredient classification, ruxolitinib cream is not a hormonal ointment in the traditional sense, but a new type of non-hormone targeted external preparation, and its mechanism of action is completely different from that of glucocorticoids.

Ruxolitinib is aJAK (Janus kinase) inhibitor that regulates the immune response by selectively interfering with the JAK1 and JAK2 signaling pathways, thereby alleviating the inflammatory process. The JAK-STAT pathway plays a key role in a variety of skin immune diseases, and ruxolitinib can effectively inhibit the production of pro-inflammatory cytokines, such as interferons and interleukins, by precisely blocking this pathway. Compared with traditional hormone ointments, it does not directly affect cortisol levels and does not cause systemic hormone adverse reactions, so it has better safety and is especially suitable for use in sensitive areas such as the face, around the eyes or children's skin.

In addition, ruxolitinib cream does not contain a steroid structure, and its adverse reactions are significantly lower than those of powerful hormones. The incidence of side effects such as skin atrophy and telangiectasia is significantly reduced during use, which has been confirmed in clinical applications. Therefore, in modern dermatology management, ruxolitinib cream, as a non-hormonal external immunomodulator, is gradually replacing some of the highly effective hormonal drugs and becoming a new option for the treatment of chronic inflammatory skin diseases, such as atopic dermatitis (AD), vitiligo, etc.

For patients who have long-term fearof "hormone dependence" or have experienced steroid dermatitis, Ruxolitinib cream provides them with a more secure treatment option. However, it should be noted that even non-hormonal ointments should be used according to doctor's instructions and avoid excessive range, excessive dosage or long-term continuous use to prevent unnecessary immune regulation disorder or local irritation.

Reference: https://www.opzelura.com/