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Library · Reproductive · Labor induction and social bonding enhancement

Oxytocin

Pitocin, Syntocinon, OXT, OT

A hypothalamic neuropeptide hormone used clinically to induce labor and control postpartum bleeding. It is also studied intensively, often via nasal spray, for its roles in bonding and trust and for conditions like autism, PTSD, and anxiety.

Research score 90/100. Reference only, not a dose.

  • Hormone Regulation
  • Mood Enhancement
  • Stress Relief
  • Anxiety Reduction
  • Fertility Enhancement
US status
Prescription Only
Approval
FDA + EMA Approved
Evidence
FDA approved for labor induction/PPH. Investigated for FTD, PTSD, pain (intranasal).
Research score
90 / 100
Indication
Labor Induction
Origin
UK
Source category
Reproductive System
Status group
Approved / prescription

Mechanism

Binds oxytocin receptors, activating phospholipase C-β and calcium signaling to drive uterine and myoepithelial contraction; in the brain it modulates the amygdala and reward circuits, affecting trust and bonding, and sensitizes the uterus to prostaglandins during labor.

Safety file

Safe at doses used in obstetrics; high doses risk water intoxication or uterine rupture; nasal use is generally mild, with occasional dizziness or headache.

  • Uterine hyperstimulation
  • Nausea
  • Vomiting
  • Arrhythmia
  • Hypertension
  • Water intoxication