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"Efficacy and Safety of Phlai Capsule Compared to Placebo as the Treatment in Allergic Rhinitis Patients"

NCT04182919 · Status: COMPLETED · Phase: PHASE3 · Type: INTERVENTIONAL · Enrollment: 267

Last updated 2022-01-28

No results posted yet for this study

Summary

Background: Zingiber cassumunar Roxb., frequently known as Phlai in Thai, has been safely used as an antihistaminic and anti-inflammatory drug in Thai traditional medicine. Individual with allergic rhinitis may have positive response to Phlai.

Objective: Investigators assessed the efficacy and safety of Phlai as a treatment for allergic rhinitis Design: The study was a 1-month, double-blind, randomized, parallel-group, intent-to-treat, multicenter, controlled trial in 267 patients at 7 hospitals in Thailand. Skin prick test-positive adults with allergic rhinitis ages 18 to 50 who were randomized into 3 groups (Phlai 8mg/d, Phlai 4mg/d, placebo).

Main outcome measures: Primary outcome was defined: improvement of total 5 symptoms scores (nasal obstruction, rhinorrhea, sneezing, itchy nose, itchy eyes) over a 4-week interval among Phlai 8mg/d, Phlai 4mg/d and placebo. Secondary endpoints were: assessments of rhinoconjunctivitis quality of life questionnaire, peak inspiratory nasal flow, nasal examination, adverse events, AST, ALT, Creatinine and BUN over a period of 4 weeks.

Conditions

  • Allergic Rhinitis

Interventions

DRUG

Phlai

Each capsule contains 4 mg compound D. Using orally in the evening everyday in 4 weeks

DRUG

Placebo oral capsule

Like Phlai capsule extract : :PVP K30, Calcium carbonate, Dibasic calcium phosphate, Sodium starch glycolate, Colloidal silicon dioxide, Ethanol 96%, Purified water, Magnesium stearate. Not having compound D. Using orally in the evening everyday in 4 weeks

Sponsors & Collaborators

  • Government Pharmaceutical Organization

    collaborator UNKNOWN

  • Chulalongkorn University

    lead OTHER

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Model
PARALLEL

Eligibility

Min Age
18 Years
Max Age
50 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2020-01-31
Primary Completion
2021-12-20
Completion
2021-12-20

Countries

  • Thailand

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04182919 on ClinicalTrials.gov