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Evaluation of antitussive effects of extract syrup of Stachys lavandulifolia in patients with the common cold

Formulation of the extract syrup of Stachys lavandulifolia and evaluation of its antitussive effect in patients with the common cold: a double-blind randomized clinical trial

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20231017059748N5
Enrollment
75
Registered
2025-09-11
Start date
2025-09-23
Completion date
Unknown
Last updated
2025-09-15

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

Conditions

Common cold. Acute nasopharyngitis [common cold]

Interventions

Intervention 1: Intervention group: Patients will receive 7.5 cc of Stachys lavandulifolia extract 3 times a day for 7 days. Intervention 2: Intervention group: Patients will receive 7.5 cc of dextrom

Sponsors

Tabriz University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: Patients aged 18 to 80 years with symptoms of acute rhinorrhea and dry cough for 7 days or less

Exclusion criteria

Exclusion criteria: Patients with signs and symptoms of asthma, pneumonia, sinusitis, and allergic rhinitis Patients with a history of reactive airway diseases (asthma and chronic lung diseases) Patients with severe illness requiring hospitalization Pregnant women

Design outcomes

Primary

MeasureTime frame
Severity of the cough. Timepoint: Days 1 and 7 of the study. Method of measurement: Using by cough visual analog scale ?? cough severity index.;Frequency of coughs. Timepoint: Days 1 and 7 of the study. Method of measurement: 7-point likert scale.;Quality of life. Timepoint: Days 1 and 7 of the study. Method of measurement: leicester cough questionnaire.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactHadi Hamishehkar

Tabriz University of Medical Sciences

hamishehkar@gmail.com+98 41 3334 7054

Outcome results

None listed

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