| Product Name |
Oxytocin Acetate |
| Cas No. | 50-56-6 |
| Sequence | c(Cys-Tyr-Ile-Gln-Asn-Cys)Pro-Leu-Gly-NH2 |
| Molecular Formula | C43H66N12O12S2 |
| Molar Mass | 1007.19 g/mol |
| Purity | ≥98% |
| Impurity | ≤0.5% |
| Storage Temperature | 2-8ºC |
| Packing Size | 1G/Bottle, 10G/Bottle,50G/Bottle or at customers reqirement. |
Products Description
What is Oxytocin Acetate?
Oxytocin Acetate is a synthetic form of oxytocin, a naturally occurring peptide hormone produced in the hypothalamus and released by the posterior pituitary gland. The "acetate" suffix indicates it's formulated as an acetate salt, which enhances stability and bioavailability for clinical use. It acts as a neurotransmitter in the brain and a hormone in the body, binding to oxytocin receptors to trigger various physiological responses.
Oxytocin is a neurotransmitter and a hormone that is produced in the hypothalamus. From there, it is transported to and secreted by the pituitary gland, at the base of the brain.
It plays a role in the female reproductive functions, from sexual activity to childbirth and breast feeding. Stimulation of the nipples triggers its release.
During labor, oxytocin increases uterine motility, causing contractions in the muscles of the uterus, or womb. As the cervix and vagina start to widen for labor, oxytocin is released. This widening increases as further contractions occur.
Oxytocin also has social functions. It impacts bonding behavior, the creation of group memories, social recognition, and other social functions.


Product COA
Certificate Of Analysis
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Product Name |
Oxytocin Acetate |
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Chemical Formula |
C43H66N12O12S2 |
Molecular Weight |
1007.19 | |
|
CAS |
50-56-6 |
Batch Quantity |
400kg |
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Batch No. |
MLP-PPH-20231114 |
Manufacture Date |
2025.11.14 |
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Report Date |
2025.11.17 |
Retest Date |
2027.11.13 |
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Testing Items |
Specifications | Test Results | |
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BP2010 /EP6 |
Appearance |
crystalline powder |
Conforms |
|
Melting point |
About 205°C |
206.4°C~206.7°C |
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Identification |
Meet the requirements |
Conforms |
|
|
Appearance of solution |
Clear, not more intense than Y7 |
Conforms |
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PH |
2.4~3.0 |
2.60 |
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Loss on drying |
≤0.5% |
0.04% |
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|
Sulphated ash |
≤0.1% |
0.01% |
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|
Heavy metals |
≤20 ppm |
<20 ppm |
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Related substances |
≤0.25% |
Conforms |
|
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Assay |
99.0%~101.0% |
99.8% |
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USP32 |
Identification |
Meet the requirements |
Conforms |
|
Loss on drying |
≤0.5% |
0.04% |
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|
Residue on ignition |
≤0.1% |
0.01% |
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Heavy metals |
≤0.003% |
<0.003% |
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Residue solvent - Ethanol |
≤0.5% |
<0.04% |
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Chloride |
16.9%~17.6% |
17.1% |
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Assay |
98.0%~102.0% |
100.0% |
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Conclusion: The product complies with BP2010/USP32/EP6 standard |
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Physiological Functions & Clinical Uses
Labor and Delivery Support
Stimulates uterine smooth muscle contractions, making it a first-line treatment for inducing or augmenting labor when contractions are weak or labor progress is delayed.
Reduces the risk of postpartum hemorrhage by promoting uterine contractions after childbirth, helping the uterus return to its pre-pregnancy size.
Breastfeeding Assistance
Triggers the "let-down reflex," stimulating the release of milk from the mammary glands to facilitate breastfeeding. It's sometimes used to help mothers with insufficient milk ejection.
Gynecological Applications
Helps manage incomplete miscarriage or abortion by contracting the uterus to expel remaining fetal or placental tissue.
May be used to treat uterine atony (loss of muscle tone) in cases of excessive bleeding after childbirth or surgery.
Neurological & Psychological Effects
Social Bonding
Promotes trust, empathy, and social connection. It plays a key role in forming attachment bonds between caregivers and infants, as well as in romantic relationships.
Anxiety and Stress Regulation
May reduce anxiety levels by modulating activity in the amygdala, the brain region responsible for fear responses. Some studies suggest it can help with social anxiety disorder.
Mood Enhancement
Contributes to feelings of well-being and contentment. Low oxytocin levels have been linked to symptoms of depression and mood disorders.
Dosage of Octreotide Acetate
Standard daily regimen: 20 mcg injected subcutaneously once daily, preferably in the morning. Rotate injection sites (thigh, abdomen, or upper arm) to avoid skin irritation.
Alternative regimens: Clinical studies have explored twice-weekly administration (e.g., 80 mcg per dose) as a well-tolerated option with favorable bone mineral density outcomes, though this is not universally approved.
Treatment duration: The maximum recommended continuous treatment period is 24 months due to potential long-term safety considerations.
Precautions
Administration Notes
Subcutaneous injection: Rotate injection sites (abdomen, thighs, upper arms) to avoid local irritation. Inject at least 1 inch from previous sites.
LAR preparation: Must be administered by a healthcare professional using the provided kit. Do not shake the vial; gently swirl to mix.
Safety Warnings
Gallbladder issues: Long-term use may increase risk of gallstones or biliary sludge. Monitor for symptoms like right upper abdominal pain or jaundice.
Blood glucose changes: Can cause hypoglycemia or hyperglycemia, especially in patients with diabetes. Monitor blood glucose regularly, adjust antidiabetic medications as needed.
Thyroid function: Rare cases of hypothyroidism reported with long-acting formulation. Consider periodic thyroid function tests.
Drug Interactions
Cyclosporine: May reduce cyclosporine levels; monitor blood concentrations closely.
Insulin/oral hypoglycemics: Increased hypoglycemic risk; adjust doses under medical supervision.
Beta-blockers: May mask symptoms of hypoglycemia (e.g., tachycardia).
Storage Guidelines
Injection solution: Store unopened vials at 2°C to 8°C (36°F to 46°F). Once opened, refrigerate and use within 14 days.
LAR powder: Store at room temperature (15°C to 30°C / 59°F to 86°F). Reconstituted solution must be used immediately.
Important Notes
Oxytocin Acetate is a prescription medication, and its use must be supervised by a healthcare provider to avoid potential side effects, such as excessive uterine contractions, water intoxication, or allergic reactions. While synthetic oxytocin mimics the natural hormone's effects, it does not cross the blood-brain barrier as effectively as endogenously produced oxytocin, so its neurological impacts may be limited when administered systemically.
Dosage (For clinical use, standard adult dosages, for reference only)
Oxytocin acetate is mainly administered via injection (intravenous infusion or intramuscular injection); oral administration has extremely low bioavailability because it is rapidly degraded by gastrointestinal enzymes, so oral use is not clinically conventional.
(1) Induction or augmentation of labor (IV infusion)
Initial dose: 0.5–1 mU per minute via continuous intravenous infusion.
Titration: Increase the rate gradually at intervals of 30–60 minutes according to uterine contraction and fetal status, up to a maximum of 20 mU per minute.
(2) Postpartum uterine hemostasis / uterine contraction after delivery
Intramuscular injection: 3–5 IU per single dose.
Intravenous injection: 3–5 IU diluted for slow injection, or continuous low-dose infusion as maintenance.
(3) Milk ejection dysfunction
Intramuscular injection: 2–3 IU, administered a few minutes before breastfeeding.
How Oxytocin acetate Works
Oxytocin acetate is the acetate salt form of oxytocin, a naturally occurring peptide hormone synthesized in the hypothalamus and released by the posterior pituitary gland.
It binds selectively to oxytocin receptors distributed in the smooth muscle of the uterus and mammary glands, as well as in the central nervous system.
On the uterus: It stimulates rhythmic contraction of uterine smooth muscle, increases the frequency and strength of uterine contractions, and promotes cervical dilation. This effect is most prominent during late pregnancy, facilitating labor and delivery.
On the mammary glands: It triggers contraction of myoepithelial cells surrounding the mammary alveoli, ejecting breast milk from the alveoli into the milk ducts to enable lactation.
In the central nervous system: It acts as a neurotransmitter to regulate social bonding, emotional responses, stress relief and trust.
Other Nootropics Raw Material Also Available
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| Alpha-gpc | 99%/50% | 28319-77-9 |
| 5-HTP | 99% | 56-69-9 |
| CDP-Choline | 99% | 987-78-0 |
| Oxiracetam | 99% | 62613-82-5 |
| NSI-189 | 99% | 1270138-40-3 |
| Sunifiram | 99% | 314728-85-3 |
| Unifiram | 99% | 272786-64-8 |
| Pramiracetam | 99% | 68479-62-1 |
| Piracetam | 99% | 7491-74-9 |
| Agomelatin | 99% | 138112-76-2 |
Packaging & Shipping
Delivery Time:Around 3-5 workdays after your payment.
Package:1kg/aluminium foil bag;25Kgs in fiber-drums with two-plastic bags inside
Net Weight:25kgs/Drum/Gross Weight:28kgs/Drum
Drum Size & Volume:I.D.42cm × H52cm,0.08 m³/Drum
Storage:Stored in dry and cool place,keep away from strong light and heat.
Shelf Life:Two years when properly stored.
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Package |
1kg/bag ,25kg/bag;25kg/drum; customize as customer's equirements. |
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Transit |
Fedex, TNT,DHL,EMS,and so on. |
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Shipping port |
Shanghai/Tianjin/Dalian/Beijing/Xi'an |
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Lead Time |
1-2 working days upon received the payment |
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For mass orders, it will be delivered by air or sea. |
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