Tuesday, December 12, 2017

Is Nicotine Replacement Therapy (NRT) safer for pregnant women than smoking?

is NRT safer than smoking during pregnancy,nicotine replacement therapy smoking pregnancy
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"Nicotine replacement therapy (NRT) is safer than smoking and should be recommended to more pregnant patients who are not able to quit on their own, according to a new review study in the Medical Journal of Australia led by a Ben-Gurion University of the Negev (BGU) researcher.

NRT is a medically approved way to ingest nicotine to help quit smoking. Types of NRT include the adhesive patch, chewing gum, lozenges, nose spray, or inhaler. Studies show that 12 to 20 percent of pregnant women smoke, putting themselves and their babies at risk, according to the American Pregnancy Association. While nicotine may not be completely safe for the pregnant mother and fetus, NRT is always safer than smoking.

"Smoking during pregnancy is the most significant, preventable risk factor for poor maternal and infant health outcomes," according to Dr. Yael Bar-Zeev, head of the BGU Center for Smoking Cessation and Prevention, a public health physician and tobacco treatment specialist, and a Ph.D. candidate at the University of Newcastle in Australia.

"Clinicians worldwide, including in the United States, report that they prescribe NRT at low levels due to lack of confidence and safety concerns. However, behavioral counselling combined with medication is the most effective smoking cessation strategy."

Twenty-five percent of general practitioners and obstetricians never prescribe NRT during pregnancy, according to a recent Australian study.

Predominant guidelines worldwide recommend NRT for pregnant women who have been unable to quit smoking without medication. However, prescription instructions such as "only if women are motivated", "only dispense a two weeks supply" or "under close supervision" send mixed messages.

Researchers note that while using NRT during pregnancy improves smoking cessation rates, they may not adequately account for higher nicotine metabolism during pregnancy, and therefore may not adequately treat withdrawal symptoms.

"The most important guidance for NRT in pregnancy is to use the lowest possible dose that is effective," says Dr. Bar-Zeev. "However, to be effective, women should use as much as needed to deal with cravings. Physicians should encourage using oral NRT regularly throughout the day to substitute for cigarettes. For example, a woman smoking 10 cigarettes a day should be instructed to use one piece of gum every 1.5 hours regularly, even if she is not experiencing a strong craving..."

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