Found 223 clinical trials
Understanding Factors That Influence Electronic Cigarette Nicotine Delivery Through PET Imaging of Beta-2 Nicotinic Acetylcholine Receptors
The goal of this proposal is to test the overall hypothesis that e-cigarettes (ECs) provide efficient nicotine delivery to the brain and arterial blood in non-EC-nave smokers and e-cigarette users and that EC liquid characteristics modulate this effect. This study will test the hypothesis through complementary methods that include [ …
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- 19 Feb, 2024
- 1 location
Randomised Evaluation of COVID-19 Therapy
RECOVERY is a randomised trial investigating whether treatment with either Lopinavir-Ritonavir, Hydroxychloroquine, Corticosteroids, Azithromycin, Convalescent plasma or Tocilizumab prevents death in patients with COVID-19.
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- 19 Feb, 2024
- 1 location
Endoscopic Sinus Surgery in Recurrent Acute Rhinosinusitis
The aim of this study is to find out if endoscopic sinus surgery improves the quality of life in patients suffering from recurrent acute rhinosinusitis. Our main outcome is the difference between the average change in disease-specific SNOT-22 quality of life questionnaire scores (from baseline to 5-6 months follow-up) between …
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- 19 Feb, 2024
- 1 location
A Study to Evaluate the Safety Reactogenicity and Immunogenicity of Vaccine CVnCoV in Healthy Adults
This study aims to evaluate the safety and reactogenicity profile after 1 and 2 dose administrations of CVnCoV at different dose levels.
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- 19 Feb, 2024
- 4 locations