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Nicotine Absorption From Seven Current Nicotine Replacement Products and a New Wide-Bore Nicotine Delivery Device

Published online by Cambridge University Press:  21 February 2012

Andy McEwen*
Affiliation:
Cancer Research UK Health Behaviour Research Centre, University College London, United Kingdom. andy.mcewen@ucl.ac.uk
Robert West
Affiliation:
Cancer Research UK Health Behaviour Research Centre, University College London, United Kingdom.
Maria Gaiger
Affiliation:
Sutton & Merton Stop Smoking Service, London, United Kingdom.
*
*Address for correspondence: Andy McEwen, Senior Research Nurse, Cancer Research UK Health Behaviour Research Centre, University College London, 2–16 Torrington Place, London WC1E 6BT, UK.

Abstract

This preliminary laboratory study investigated nicotine absorption rates of seven current nicotine replacement therapy (NRT) products and a new wide-bore nicotine delivery device (the ‘Nicotine Cannon’). The nicotine products (Cannon, inhalator, nasal spray, microtab, 2 mg and 4 mg gum and 2 mg and 4 mg lozenge) were used for ten minutes by two non-nicotine tolerant subjects. Blood was taken at frequent intervals for the next 60 minutes and plasma nicotine concentrations assessed. Of current NRT products investigated the 4 mg lozenge performed best with the highest blood nicotine levels at each time point, the 2 mg gum delivered the lowest concentrations at each time point. The nicotine nasal spray delivered nicotine the fastest of all the products. The Cannon delivered the highest blood nicotine concentration (mean 8.95 ng/ml) of all products one minute after device use had stopped, and the highest concentration (11 ng/ml) five minutes after termination of use. The Cannon showed it could deliver nicotine relatively rapidly in a manner that was readily tolerated by users.

Type
Articles
Copyright
Copyright © Cambridge University Press 2008

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