Oxytocin

Also known as Pitocin, Syntocinon.

Approved-medicine listing only. This is not available from the Cellular Sequence shop. Licensed products require a prescriber and an ARTG-registered presentation.

At-a-glance profile

Classification: Nonapeptide hormone (prescription)
Approval status: Approved medicine
Research status: Labelled indications are defined in product information.
Molecular formula: Insufficient reliable evidence identified.
Molecular weight: Insufficient reliable evidence identified.
Sequence: Cys-Tyr-Ile-Gln-Asn-Cys-Pro-Leu-Gly-NH2 (disulfide).
Primary biological target: Insufficient reliable evidence identified.
Half-life: Insufficient reliable evidence identified.
Routes investigated: Insufficient reliable evidence identified.
Human evidence level: A — Approved clinical use / strong human evidence

What is it?

A registered obstetric/lactation hormone in licensed products. Grey-market ‘oxytocin acetate’ vials are not those medicines. Not sold.

Mechanism of action

Oxytocin receptor agonism (uterine, mammary, central).

Potent physiology — not a bonding supplement.

What is it being studied for?

Labour, postpartum haemorrhage, lactation (labelled)

Investigational findings are not proven clinical benefits unless an authority has labelled that indication.

Evidence level

Overall human evidence grade: A · Approved clinical use / strong human evidence

Human research

Long clinical history for licensed products.

Preclinical research

Animal, cell and in-vitro findings are listed separately from human effects.

Classic peptide hormone.

Doses reported in published research

This section does not provide personalised medical dosing. Values are those reported in papers or protocols. Animal mg/kg doses are not converted to human doses.

Doses reported in human studies

Insufficient reliable evidence identified.

Preclinical / animal study dosing

Insufficient reliable evidence identified.

Pharmacokinetics

Reliable human pharmacokinetic data were not identified for this encyclopaedia entry, or are limited to product information for approved presentations.

Safety

Cardiovascular and obstetric risks as per Product Information.

Unknowns. Absence of a published harm signal is not evidence of safety.

Contraindications. As per labelled product. Not for unapproved compounding.

Regulatory status

Approved prescription hormone.

Prescription-only in licensed presentations. Not a shop SKU.

Citations

[1] Encyclopaedia note
Encyclopaedia note

For educational and research reference only. This page summarises published scientific literature and does not constitute medical advice, prescribing information or a recommendation to use an investigational compound. Research doses shown describe doses reported in published studies and are not personalised dosing instructions.

Last reviewed 2026-09-13. Research areas: Recovery · Compare peptides