Addiction
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Review Meta Analysis
Efficacy and safety of nicotine replacement therapy for smoking cessation in pregnancy: systematic review and meta-analysis.
To determine the efficacy and safety of nicotine replacement therapy (NRT) with or without behavioural support when used to support smoking cessation in pregnancy. ⋯ There is currently insufficient evidence to determine whether or not nicotine replacement therapy is effective or safe when used in pregnancy for smoking cessation; further research and, in particular, placebo-randomized controlled trials are required.