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A Randomized, Parallel-Controlled, Pilot Study on the Effect of 2-Oxovaleric Acid Olfactory Therapy in subjects with Overweight or Obesity

A Randomized, Parallel-Controlled, Pilot Study on the Effect of 2-Oxovaleric Acid Olfactory Therapy in subjects with Overweight or Obesity

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600116719
Enrollment
Unknown
Registered
2026-01-14
Start date
2026-01-25
Completion date
Unknown
Last updated
2026-01-27

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

Conditions

Obesity

Interventions

Experimental group:Wearing a u nasal aspirator containing a mixture of 2-oxovaluric acid liquid solvent and hydrogel, three times a day, each time before three meals, lasting for 12 weeks, and each ti

Sponsors

Shandong First Medical University Affiliated Central Hospital (Jinan Central Hospital)
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Individuals aged 18 to 65 years with normal olfactory function; 2. BMI >= 28 kg/m^2, or 24 kg/m^2<= BMI < 28 kg/m^2 with at least one weight-related comorbidity (such as hyperglycemia, hypertension, dyslipidemia, obstructive sleep apnea, or cardiovascular disease); 3. Good adherence to the study protocol; 4. The participant or their close relatives can fully understand the informed consent form, agree to participate in the study, and sign the consent form.

Exclusion criteria

Exclusion criteria: 1. Have participated in other clinical trials in the past three months; 2. Have used medications that affect body weight within three months prior to screening, including glucagon-like peptide-1 agonists, corticosteroids, metformin, sodium-glucose co-transporter 2 inhibitors, sibutramine hydrochloride, creatine, etc.; 3. Subjects who are allergic to the components of the nasal clip or have an allergic constitution; 4. Subjects with any other factors that may affect the efficacy or safety evaluation of this study, making them unsuitable for participation; 5. Individuals with olfactory dysfunction with a baseline TDI Score <30.

Design outcomes

Primary

MeasureTime frame
weight;

Secondary

MeasureTime frame
Body Composition Analysis;

Countries

China

Contacts

Public ContactYongfeng Song

Shandong First Medical University Affiliated Central Hospital (Jinan Central Hospital)

syf198506@163.com+86 188 7415 5802

Outcome results

None listed

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