Smoking: NRT in Pregnancy
2007

Nicotine Replacement Therapy in Pregnancy

Sample size: 250 publication Evidence: moderate

Author Information

Author(s): Shabih Hasan, Tim Coleman

Primary Institution: University of Calgary’s Health Sciences Centre

Hypothesis

Is nicotine replacement therapy safe for pregnant women who smoke?

Conclusion

The study suggests that nicotine replacement therapy may not harm pregnancy outcomes in rats, indicating it could be a safer alternative to smoking.

Supporting Evidence

  • At a nicotine dose of 2 mg/kg/day, both litter size and pup birth weights were normal.
  • A Danish trial showed that babies born to pregnant smokers using NRT had higher birth weights than those using placebo.
  • The study indicates that short-term use of NRT could reduce exposure to harmful components of cigarette smoke.

Takeaway

This study looks at whether using nicotine patches is safe for pregnant women who smoke. It found that it might be safer than smoking cigarettes.

Methodology

Pregnant rats were treated with nicotine doses that replicate levels in pregnant women who smoke to study effects on litter size and pup weight.

Potential Biases

Potential bias in interpreting the safety of NRT based on animal studies.

Limitations

The study was conducted on rats, and results may not directly translate to humans.

Participant Demographics

Pregnant women who smoke.

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