Stellate ganglion block may help manage long COVID symptoms.

Human subjects: Informed consent for treatment and open access publication was obtained or waived by all participants in this study. Mass General Brigham Institutional Review Board (IRB) issued approval (2023P003108). Animal subjects: All authors have confirmed that this study did not involve animal subjects or tissue. Conflicts of interest: In compliance with the ICMJE uniform disclosure form, all authors declare the following: Payment/services info: All authors have declared that no financial support was received from any organization for the submitted work. Financial relationships: All authors have declared that they have no financial relationships at present or within the previous three years with any organizations that might have an interest in the submitted work. Other relationships: All authors have declared that there are no other relationships or activities that could appear to have influenced the submitted work.