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A brand new examine has discovered that, amongst girls with a excessive need to keep away from turning into pregnant, those that drank closely had a 50% increased threat of turning into pregnant than those that drank reasonably or under no circumstances. In distinction, contributors who used hashish have been no extra more likely to have an undesired being pregnant than contributors who didn’t use hashish.
The examine has been revealed within the journal Dependancy.
From a bigger pattern of over 2,000 non-pregnant girls aged 15–34, researchers recognized a subgroup of 936 who did not wish to get pregnant. Inside that subgroup, 429 reported heavy consuming (as measured utilizing an ordinary alcohol screening questionnaire) and 362 reported utilizing hashish (together with 157 who reported every day or virtually every day use).
Those that drank closely and people who used hashish continuously had the next total need to keep away from being pregnant, in contrast with contributors who drank reasonably or under no circumstances and contributors who didn’t use hashish.
Over the course of 1 yr, 71 of the 936 girls who most needed to keep away from being pregnant turned pregnant. Greater than half of these undesired pregnancies (38) occurred amongst those that drank closely, greater than the mixed quantity for individuals who drank reasonably or under no circumstances. In different phrases, heavy consuming was related to the next threat of undesired being pregnant in contrast with decrease ranges of consuming.
In distinction, lower than half of the 71 undesired pregnancies (28) occurred amongst individuals who used hashish, which means that those that used hashish didn’t present an elevated threat of undesired being pregnant in contrast with individuals who didn’t use hashish.
Lead writer Dr. Sarah Raifman, of the College of California, San Francisco, Faculty of Drugs, feedback, “This examine made two necessary findings. First, non-pregnant girls who drink closely seem, on common, to have the next need to keep away from being pregnant than those that drink reasonably or under no circumstances.
“Second, consuming closely versus reasonably or under no circumstances seems to place those that most wish to keep away from being pregnant at increased threat of turning into pregnant inside one yr. Discovering out why these pregnancies occur is the subsequent step in our analysis.
“In the meantime, given the potentially life-altering effects of fetal alcohol spectrum disorders (which occur when a fetus is exposed to alcohol through the mother’s drinking) and the fact that the risk of FASD increases with the amount and duration of the mother’s drinking, it’s important for doctors and clinicians to support women who drink heavily to stop drinking as soon as they suspect an unintentional pregnancy.”
Extra data:
Alcohol and drug use and attainment of being pregnant preferences within the southwestern United States: a longitudinal cohort examine, Dependancy (2025). DOI: 10.1111/add.70135
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Society for the Examine of Dependancy
Quotation:
Examine reveals heavy consuming raises the chance of undesired being pregnant; hashish use doesn’t (2025, July 31)
retrieved 31 July 2025
from https://medicalxpress.com/information/2025-07-heavy-undesired-pregnancy-cannabis.html
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