Totality of the Evidence Suggests Prenatal Cannabis Exposure Does Not Lead to Cognitive Impairments: A Systematic and Critical Review

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Author: Ciara A. Torres, Christopher Medina-Kirchner, Kate Y. O’Malley, and Carl L. Hart Published in Frontiers in Psychology May 2020 Abstract Background Despite limited data demonstrating pronounced negative effects of prenatal cannabis exposure, popular opinion and public policies still reflect the belief that cannabis is fetotoxic. Methods This article provides a critical review of results from…

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Totality of the Evidence Suggests Prenatal Cannabis Exposure Does Not Lead to Cognitive Impairments: A Systematic and Critical Review

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Groundbreaking research reviewed 40 studies examining the impact of prenatal cannabis use and cognitive function. The authors reported, “The current evidence does not suggest that prenatal cannabis exposure alone is associated with clinically significant cognitive functioning impairments.”

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The use of cannabis for Hyperemesis Gravidarum (HG).

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Authors: Gideon Koren, Rana Cohen
Journal of Cannabis Research, 30 January 2020
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Background: Hyperemesis Gravidarum (HG) responds only partially to standard antiemetic medications. Cannabis has been known to possess antiemetic effects and there are several medicinal cannabinoids used as anti -emetics for cancer chemotherapy. Its favorable use for HG has be…

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Women’s perspectives about cannabis use during pregnancy and the postpartum period: An integrative review.

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Authors: Hamideh Bayrampour, Mike Zahradnik, Sarka Lisonkova, Patti Janssen
Preventive Medicine, February 2019
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Cannabis is the most commonly used illicit drug among general and pregnant populations. Despite recommendations to abstain from cannabis use, its use is increasing during the perinatal period. In this integrative review, we aim to understand women’s perspectives about the heal…

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Marijuana Use by Breastfeeding Mothers and Cannabinoid Concentrations in Breast Milk.

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Authors: Kerri A. Bertrand, Nathan J. Hanan, Gordon Honerkamp-Smith, Brookie M. Best, Christina D. Chambers
Pediatrics, September 2018
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BACKGROUND AND OBJECTIVE: Marijuana is the most commonly used recreational drug among breastfeeding women. With legalization of marijuana in several US states and a 1990 study in which authors documented psychomotor deficits in infants breastfed by mothers using marijuana, the…

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Marijuana use during and after pregnancy and association of prenatal use on birth outcomes: A population-based study.

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Authors: Jean Y. Ko, Van T. Tong, Jennifer M. Bombard, Donald K. Hayes, John Davy, et al
Drug and Alcohol Dependence, June 2018
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BACKGROUND: We sought to describe the correlates of marijuana use during and after pregnancy, and to examine the independent relationship between prenatal marijuana use and infant outcomes. STUDY DESIGN: We used state-specific data from the Pregnancy Risk Assessment Monitoring…

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Transfer of Inhaled Cannabis Into Human Breast Milk.

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Authors: Teresa Baker, Palika Datta, Kathleen Rewers-Felkins, Heather Thompson, Raja Kallem, Thomas Hale
Obstetrics & Gynecology, May 2018
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OBJECTIVE: To evaluate the transfer of delta-9-tetrahydrocannabinol and its metabolites into human breast milk after maternal inhalation of 0.1 g cannabis containing 23.18% delta-9-tetrahydrocannabinol. METHODS:
In this pilot pharmacokinetic study, breast milk samples were col…

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Cannabis use during pregnancy: Pharmacokinetics and effects on child development.

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Authors: Kimberly S.Grant, Rebekah Petroff, Nina Isoherranen, Nephi Stella, Thomas M. Burbacher
Pharmacology & Therapeutics, February 2018
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The broad-based legalization of cannabis use has created a strong need to understand its impact on human health and behavior. The risks that may be associated with cannabis use, particularly for sensitive subgroups such as pregnant women, are difficult to define because of a p…

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Marijuana and pregnancy: objective education is good, but biased education is not.

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Authors: Ciara A. Torres, Carl L. Hart
American Journal of Obstetrics and Gynecology, August 2017
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To the Editors: We read with interest the article by Chasnoff, 1 which concluded that physicians should be educated about the negative effects of marijuana use during pregnancy and should discourage its use by pregnant women and women considering becoming pregnant. In our view…

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Maternal Marijuana Use and Adverse Neonatal Outcomes: A Systematic Review and Meta-analysis.

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Authors: Shayna Conner, Victoria Bedell, Kim Lipsey, George Macones, Alison Cahill, Methodius Tuuli
Obstetrics & Gynecology, October 2016
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OBJECTIVE: To estimate whether marijuana use in pregnancy increases risks for adverse neonatal outcomes and clarify if any increased risk is attributable to marijuana use itself or to confounding factors such as tobacco use. DATA SOURCES: Two authors performed a search of the…

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Marijuana use and its effects in pregnancy.

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Authors: Kristin C. Chabarria, Diana A. Racusin, Kathleen M. Antony, Maike Kahr, et al
American Journal of Obstetrics and Gynecology, October 2016
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BACKGROUND: It is generally assumed that marijuana is one of the more widely used controlled substances during pregnancy. However, there remains a general paucity of population-based data regarding its use and subsequent perinatal morbidity. We hypothesized that direct patient…

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Prenatal exposure to cannabis and maternal and child health outcomes: a systematic review and meta-analysis

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Authors: J K L Gunn, C B Rosales, K E Center, A Nuñez, S J Gibson, C Christ, J E Ehiri
BMJ Open, 5 April 2016
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Objective: To assess the effects of use of cannabis during pregnancy on maternal and fetal outcomes. Data sources: 7 electronic databases were searched from inception to 1 April 2014. Studies that investigated the effects of use of cannabis during pregnancy on maternal and fet…

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