Human Pharmacokinetics and Adverse Effects of Pulmonary and Intravenous THC-CBD Formulations Pascale Meyer, Manuela Langos, Rudolf Brenneisen Medical Cannabis and Cannabinoids, 2018, 1, 36–43 Preclinical Science and Clinical Studies – Research Article DOI: 10.1159/000489034 Abstract Background : Due to variable absorption and extensive firstpass metabolism, the bioavailability of oral delta-9-tetrahydrocannabinol (THC) and cannabidiol (CBD) is low, and, therefore, alternative application forms are necessary. Methods : In an open-label, 2-period phase-1 study on 11 healthy volunteers, a combination of THC and CBD was compared by pulmonary (inh) and intravenous (iv) application. The liquid aerosol was produced by an in vitro validated pressurized metered-dose inhaler (pMDI) device, releasing 41–44% [...]
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