Clinical trials: Cough Reflex Sensitivity
Cough Reflex Sensitivity
Antitussive Effect of a Naturally Flavored Syrup Containing Diphenhydramine, Compared With Dextromethorphan and Placebo
The purpose of this study is to evaluate the antitussive (cough-suppressing) effects of two liquid medications: a combination of diphenhydramine and phenylephrine in a naturally cocoa flavoring, and, dextromethorphan syrup…
- Trial name
- NCT02062710
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- Montefiore Medical Center
Refractory Chronic Cough
Effect of Gefapixant (AF-219/MK-7264) on Cough Reflex Sensitivity (MK-7264-015)
The primary objective of this double-blind crossover study is to assess the effect of single doses of 50 mg and 300 mg gefapixant (AF-219/MK-7264) on cough reflex sensitivity to capsaicin in both healthy participants and…
- Trial name
- NCT02397460
- Testing
- Gefapixant
- Where
- United Kingdom
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Afferent Pharmaceuticals, Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)
Cough
GSK2339345 Hypertussive Challenge Study
This study is designed to evaluate the effect of GSK2339345 relative to placebo on the number of coughs in patients with Chronic Idiopathic Cough (CIC) administered by an Aqueous Droplet Inhaler (ADI).
- Trial name
- NCT01899768
- Testing
- GSK2339345
- Where
- 2 sites in United Kingdom
- Volunteers
- 16 people
- Sponsor
- GlaxoSmithKline
Cough
Cough Desensitization Therapy for Cough Hypersensitivity Syndrome
The purpose of this study is to investigate a modified behavioral treatment for chronic cough due to cough hypersensitivity syndrome (CHS).
- Trial name
- NCT04256733
- Testing
- Supra-threshold and progressive doses of diluted capsaicin via a Koko Digidoser nebulizer, Sub-threshold doses of diluted capsiacin via a KoKo Digidoser nebulizer
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- University of Montana
Cough
Effect of Electronic Cigarette Use on Cough Reflex Sensitivity
Although electronic cigarettes (e-cigs) are now widely used, very little information exists regarding the effect of electronic cigarette use (vaping) on the respiratory system.
- Trial name
- NCT02203162
- Testing
- electronic cigarette exposure
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Montefiore Medical Center
Refractory Chronic Cough
Effect of Gefapixant (MK-7264/AF-219) on Cough Reflex Sensitivity in Healthy and Chronic Cough Participants (MK-7264-014)
The primary objective of this study was to assess the effect of a single dose of gefapixant 100 mg on cough reflex sensitivity to various challenge agents (capsaicin, citric acid, adenosine triphosphate [ATP], and distilled…
- Trial name
- NCT02476890
- Testing
- Gefapixant 100 mg
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Afferent Pharmaceuticals, Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)