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Ultrasound-Guided Thoracic Paravertebral Injection of Dexamethasone Palmitate Combined with Ropivacaine for the Treatment of Thoracic Herpes Zoster-Related Pain: A Prospective, Randomized Controlled, Single-Center Study

Ultrasound-Guided Thoracic Paravertebral Injection of Dexamethasone Palmitate Combined with Ropivacaine for the Treatment of Thoracic Herpes Zoster-Related Pain: A Prospective, Randomized Controlled, Single-Center Study

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400087273
Enrollment
Unknown
Registered
2024-07-24
Start date
2024-08-01
Completion date
Unknown
Last updated
2025-12-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Herpes zoster

Interventions

Control Group:Standard Antiviral Therapy, 500 mg of famciclovir 3 times daily
Intervention Group:Standard Antiviral Therapy + Ultrasound-Guided Parathoracic Injection of Dexamethasone Palmitate Emulsion with Ropivacaine ()5ml mixture, The mixture consists of 0.2% ropivacaine an

Sponsors

The Second Affiliated Hospital of Guangxi Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
50 Years to No maximum

Inclusion criteria

Inclusion criteria: (1) Aged 50 years and over, with a diagnosis of thoracic herpes zoster; (2) Disease duration =4 points (baseline pain intensity is the mean of the average pain intensity score within 24 hours before randomization).;(4) Patients with a first episode of herpes zoster who have not received any other interventions.

Exclusion criteria

Exclusion criteria: (1) Special types of herpes zoster infection: Patients with disseminated herpes zoster or combined with herpes zoster at other locations. (2) Puncture Risks: Patients Systemic infections, coagulation dysfunction, ongoing anticoagulant/antiplatelet therapy, infections at the puncture site, or thoracic spine abnormalities affecting ultrasound guidance. (3) Special Populations: Pregnant or lactating women, individuals with immunodeficiency, severe cardiovascular, cerebrovascular, respiratory diseases, or other serious systemic conditions that impede treatment cooperation, and patients with mental illness. (4) Medication Allergies: Patients with allergies to treatment-related drugs (e.g.steroid medications, famciclovir, gabapentin, pregabalin, NSAIDs, tramadol) or contraindications for nerve block therapy.

Design outcomes

Primary

MeasureTime frame
Incidence Rate of Postherpetic Neuralgia (PHN);

Secondary

MeasureTime frame
Pain intensity;Sleep Quality;Quality of Life Score;Pain Characteristics;Average Weekly Analgesic Dosage and Name;Levels of Inflammatory Markers;Adverse events and safety assessment;

Countries

China

Contacts

Public ContactRuilin He

The Second Affiliated Hospital of Guangxi Medical University

synf061@126.com+86 771 324 4390

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026