Efficacy of Oral HA35 for Rapid Relief of Oral Pain and Pungent Sensation
A Prospective, Single-Arm, Open-Label Pilot Clinical Study of Oral 10% 35 kDa Hyaluronan for Rapid Relief of Capsaicin/AITC-Induced Oral Pain and Pungent Sensation
Studienübersicht
Status
Status
Bedingungen
Bedingungen
Intervention / Behandlung
Intervention / Behandlung
Detaillierte Beschreibung
This prospective, single-center, open-label, controlled pilot clinical study evaluates the rapid analgesic and anti-pungent effects of oral 10% 35 kDa hyaluronan (HA35) compared with two control interventions in healthy adults with capsaicin/AITC-induced oral pain and pungent sensation.
Eligible participants undergo standardized pain induction:
Capsaicin (chili) challenge: Oral capsaicin exposure induces oral pain. AITC (wasabi/horseradish) challenge: Oral AITC exposure induces pain and pungency.
After induction, participants are assigned to 6 parallel groups:
HA35:20 mL 10% HA35 oral solution Control 1:20 mL 4 mg/L C60 grapeseed oil Control 2:20 mL normal saline All interventions administered orally, held 3-30 seconds then swallowed.
Outcome assessments:
Oral pain (0-10 NRS) Pungent/irritant sensation (0-10 NRS) Time points: Baseline, 30 sec, 60 sec, 120 sec Safety: Oral adverse events and tolerability monitored throughout. Minimal-risk, non-invasive oral intervention. All procedures follow Declaration of Helsinki; written informed consent obtained.
Studientyp
Studientyp
Einschreibung (Tatsächlich)
Einschreibung
Phase
Phase
- Unzutreffend
Kontakte und Standorte
Studienorte
-
-
Shandong
-
Qingdao, Shandong, China, 266000
- HA35
-
-
Teilnahmekriterien
Zulassungskriterien
Zulassungskriterien
Studienberechtigtes Alter
- Erwachsene
- Älterer Erwachsener
Akzeptiert gesunde Freiwillige
Beschreibung
Inclusion Criteria:
- Age 18-65 years, healthy adults
- Able to tolerate capsaicin/AITC oral challenge
- Able to complete NRS assessments
- Signed informed consent
Exclusion Criteria:
- Oral ulcers, lesions, or mucosal disease
- Known hyaluronan allergy
- Severe systemic disease
- Pregnancy/lactation
- Recent oral analgesic use (≤24h)
Studienplan
Wie ist die Studie aufgebaut?
Designdetails
- Hauptzweck: Unterstützende Pflege
- Zuteilung: Zufällig
- Interventionsmodell: Parallele Zuordnung
- Maskierung: Keine (Offenes Etikett)
Anzahl der Arme
Waffen und Interventionen
Teilnehmergruppe / ArmTeilnehmergruppe / Arm |
Intervention / BehandlungIntervention / Behandlung |
|---|---|
|
Experimental: 辣椒素挑战+10%35kDa透明质酸(HA35)
Participants undergo standardized oral capsaicin challenge to induce oral pain and pungent sensation, followed by administration of 20 mL of 10% 35 kDa hyaluronan (HA35) oral solution.
The solution is held in the mouth for 3-30 seconds and then swallowed.
|
A standardized oral capsaicin challenge administered to induce transient oral pain and pungent sensation before the assigned oral intervention.
Andere Namen:
20 mL oral solution containing 10% 35 kDa hyaluronan (HA35).
The solution is held in the mouth for 3-30 seconds and then swallowed following the assigned oral challenge.
|
|
Aktiver Komparator: 辣椒素挑战+4毫克/升C60葡萄籽油
Participants undergo standardized oral capsaicin challenge to induce oral pain and pungent sensation, followed by administration of 20 mL of 4 mg/L C60 grapeseed oil oral solution.
The solution is held in the mouth for 3-30 seconds and then swallowed.
|
A standardized oral capsaicin challenge administered to induce transient oral pain and pungent sensation before the assigned oral intervention.
Andere Namen:
20 mL preparation containing 4 mg/L C60 fullerene in grapeseed oil.
The preparation is held in the mouth for 3-30 seconds and then swallowed following the assigned oral challenge.
|
|
Placebo-Komparator: 辣椒素挑战+0.9%正常生理盐水
Participants undergo standardized oral capsaicin challenge to induce oral pain and pungent sensation, followed by administration of 20 mL of 0.9% normal saline.
The solution is held in the mouth for 3-30 seconds and then swallowed.
|
A standardized oral capsaicin challenge administered to induce transient oral pain and pungent sensation before the assigned oral intervention.
Andere Namen:
20 mL of 0.9% sodium chloride solution.
The solution is held in the mouth for 3-30 seconds and then swallowed following the assigned oral challenge.
|
|
Experimental: AITC挑战+10%35kDa透明质酸(HA35)
Participants undergo standardized oral allyl isothiocyanate (AITC) challenge to induce oral pain and pungent sensation, followed by administration of 20 mL of 10% 35 kDa hyaluronan (HA35) oral solution.
The solution is held in the mouth for 3-30 seconds and then swallowed.
|
20 mL oral solution containing 10% 35 kDa hyaluronan (HA35).
The solution is held in the mouth for 3-30 seconds and then swallowed following the assigned oral challenge.
A standardized oral allyl isothiocyanate (AITC) challenge administered to induce transient oral pain and pungent/irritant sensation before the assigned oral intervention.
|
|
Aktiver Komparator: AITC挑战+4毫克/升C60葡萄籽油
Participants undergo standardized oral allyl isothiocyanate (AITC) challenge to induce oral pain and pungent sensation, followed by administration of 20 mL of 4 mg/L C60 grapeseed oil oral solution.
The solution is held in the mouth for 3-30 seconds and then swallowed.
|
20 mL preparation containing 4 mg/L C60 fullerene in grapeseed oil.
The preparation is held in the mouth for 3-30 seconds and then swallowed following the assigned oral challenge.
A standardized oral allyl isothiocyanate (AITC) challenge administered to induce transient oral pain and pungent/irritant sensation before the assigned oral intervention.
|
|
Placebo-Komparator: AITC挑战+0.9%正常盐水
Participants undergo standardized oral allyl isothiocyanate (AITC) challenge to induce oral pain and pungent sensation, followed by administration of 20 mL of 0.9% normal saline.
The solution is held in the mouth for 3-30 seconds and then swallowed.
|
20 mL of 0.9% sodium chloride solution.
The solution is held in the mouth for 3-30 seconds and then swallowed following the assigned oral challenge.
A standardized oral allyl isothiocyanate (AITC) challenge administered to induce transient oral pain and pungent/irritant sensation before the assigned oral intervention.
|
Was misst die Studie?
Primäre Ergebnismessungen
Primäre Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
|---|---|---|
|
Change in Oral and Upper-Airway Discomfort Intensity After Horseradish Stimulation (0-10 NRS)
Zeitfenster: Baseline and 3 seconds and 30 seconds after treatment.
|
Change in overall oral and upper-airway discomfort induced by commercially available horseradish, assessed using an 11-point Numerical Rating Scale (NRS) ranging from 0 to 10, where 0 indicates no pain or irritation-related discomfort and 10 indicates the worst imaginable pain or irritation.
The assessed sensation includes oral and lingual pain, nasal pungency, pharyngeal irritation, and cough-related discomfort.
|
Baseline and 3 seconds and 30 seconds after treatment.
|
|
Change in Oral Burning Pain Intensity After Chili Oil Stimulation (0-10 NRS)
Zeitfenster: Baseline and 30 seconds, 60 seconds, and 120 seconds after treatment.
|
Change in oral burning pain induced by commercially available chili oil, assessed using an 11-point Numerical Rating Scale (NRS) ranging from 0 to 10, where 0 indicates no pain and 10 indicates the worst imaginable oral pain.
|
Baseline and 30 seconds, 60 seconds, and 120 seconds after treatment.
|
Mitarbeiter und Ermittler
Sponsor
Sponsor
Studienaufzeichnungsdaten
Haupttermine studieren
Studienbeginn (Tatsächlich)
Studienbeginn
Primärer Abschluss (Tatsächlich)
Primärer Abschluss
Studienabschluss (Tatsächlich)
Studienabschluss
Studienanmeldedaten
Zuerst eingereicht
Zuerst eingereicht
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst gepostet (Tatsächlich)
Zuerst gepostet
Studienaufzeichnungsaktualisierungen
Letztes Update gepostet (Tatsächlich)
Letztes Update gepostet
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Zuletzt verifiziert
Zuletzt verifiziert
Mehr Informationen
Begriffe im Zusammenhang mit dieser Studie
Schlüsselwörter
Zusätzliche relevante MeSH-Bedingungen
- Pharmazeutische Präparate
- Anorganische Chemikalien
- Kristalloidlösungen
- Isotonische Lösungen
- Elemente
- Herstellte Materialien
- Technologie, Industrie und Landwirtschaft
- Kohlenstoff
- Nanostrukturen
- Nanopartikel
- Nanospheres
- Salzlösung
- Lösungen
- Allylisothiocyanat
- 2,3,4-tri-O-acetylarabinopyranosyl isothiocyanate
- Fullerenes
Andere Studien-ID-Nummern
Andere Studien-ID-Nummern
- HA35202610
Arzneimittel- und Geräteinformationen, Studienunterlagen
Studiert ein von der US-amerikanischen FDA reguliertes Arzneimittelprodukt
Studiert ein von der US-amerikanischen FDA reguliertes Geräteprodukt
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