This study examines the bioequivalence between an oral nicotine replacement product and Nicorette® gum.
The study is a single-dose, randomized, crossover study with 76 subjects (all subjects will receive all treatments). The investigational products will be given as single doses at separate treatment visits. Periods without Nicotine Replacement Therapy (NRT), lasting for at least 36 hours, will separate treatment visits. Blood for pharmacokinetic analyses will be drawn before and at 5, 10, 15, 20, 30, 45, and 60 minutes, as well as at 1.5, 2, 4, 6, 8, and 10 hours after start of product administration. Used gums will be collected and analyzed to determine the amount of remaining nicotine. Subjects will also be monitored to capture any adverse events that may occur.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Enrollment
76
Single-dose of new NRT product
Single-dose of marketed nicotine gum
McNeil AB Clinical Pharmacology R&D
Lund, Sweden
Pharmacokinetic measurements
Pharmacokinetic measurements including: * the maximum observed nicotine concentration in plasma (Cmax) * the area under the plasma concentration-vs.-time curve until the last measurable concentration (AUCt) * the area under the plasma concentration-vs.-time curve until infinity (AUC∞)
Time frame: Baseline and during 10 hours after product administration
tmax
The time of occurrence of Cmax following product administration
Time frame: Baseline and during 10 hours after product administration
Lamda z
The terminal nicotine elimination rate constant (λz)
Time frame: Baseline and during 10 hours after product administration
Released amount of nicotine
The amount of nicotine released from gums during 30 minutes' chewing.
Time frame: After 30 minutes of chewing
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