Cannabis and pregnancy
Browse the latest research linking medical marijuana / medicinal cannabis and pregnancy.
Cannabis use during pregnancy has been linked to low birth weight and increased rate of miscarriage.
Click on a study title below to open a new tab with full article, or click on a compound to see it's full list of research.
Compounds Topics Title Date
cannabis pregnancy in humans via survey (n=26654) SOCIOECONOMIC STATUS AND ADVERSE BIRTH OUTCOMES: A POPULATION-BASED CANADIAN SAMPLE. Jan 2018
Negative  2.72x odds of low birth weight with maternal marijuana use.
cannabis pregnancy in humans via review Cannabis Use in Pregnancy in British Columbia and Selected Birth Outcomes Feb 2019
Negative  Using cannabis in pregnancy was associated with a 47% increased risk of SGA (adjusted OR 1.47; 95% CI 1.33-1.61), a 27% increased risk of spontaneous preterm birth (adjusted OR 1.27; 95% CI 1.14-1.42), and a 184% increased risk of intrapartum stillbirth (adjusted HR [aHR] 2.84; 95% CI 1.18-6.82)
cannabis,THC pregnancy in vitro delta-9-Tetrahydrocannabinol leads to endoplasmic reticulum stress and mitochondrial dysfunction in human BeWo trophoblasts. May 2019
Negative  Collectively, these findings indicate that delta-9-THC can directly augment ER stress resulting in aberrant placental gene expression and impaired mitochondrial function.
cannabis pregnancy in humans via study (n=661617) Association Between Self-reported Prenatal Cannabis Use and Maternal, Perinatal, and Neonatal Outcomes Jun 2019
Negative  Reported cannabis use in pregnancy was associated with significant increases in the rate of preterm birth following adjustment for confounding.
cannabis pregnancy in humans via survey (n=661617) Association Between Self-reported Prenatal Cannabis Use and Maternal, Perinatal, and Neonatal Outcomes. Jun 2019
Negative  Among pregnant women in Ontario, Canada, reported cannabis use was significantly associated with an increased risk of preterm birth. Findings may be limited by residual confounding.