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Review
. 2025 Aug 16;13(23):107279.
doi: 10.12998/wjcc.v13.i23.107279.

Off-label use of treprostinil in adult patients in clinical cases

Affiliations
Review

Off-label use of treprostinil in adult patients in clinical cases

Christina Mouratidou et al. World J Clin Cases. .

Abstract

Treprostinil is a relatively new tricyclic prostacyclin analog with a stable structure, extended half-life and improved potency. Currently, treprostinil is indicated by the Food and Drug Administration in the United States for the treatment of pulmonary arterial hypertension (group 1 in the pulmonary hypertension classification of the World Health Organization). It has a potent vasodilating effect along with the inhibition of platelet aggregation and the attenuation of the inflammatory response in pulmonary and systemic circulation. It is available in the following formulations: Subcutaneous, intravenous, inhaled and oral. Although unknown to many clinicians, several encouraging reports of off-label treprostinil use in the adult population suggest its potential effectiveness in other clinical conditions. Currently under investigation are digital ischemia secondary to systemic sclerosis, chronic limb ischemia, hepatic ischemia-reperfusion injury and group 3 and 4 pulmonary hypertension. Based on review and analysis of the available literature, this article provides a thorough update on the off-label use of treprostinil in adult patients.

Keywords: Chronic limb ischemia; Digital ischemia; Hepatic ischemia–reperfusion injury; Off-label use; Pulmonary hypertension; Treprostinil.

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Conflict of interest statement

Conflict-of-interest statement: There is no conflict of interest associated with any of the senior author or other coauthors contributed their efforts in this manuscript.

Figures

Figure 1
Figure 1
Simplified mechanisms of actions of treprostinil. IP: Prostacyclin.
Figure 2
Figure 2
Schematic representation of iontophoretic treprostinil delivery.

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