Oxytocin is absorbed by the oral mucosa and selectively acts on the smooth muscles of the uterus, promoting uterine contractions. It is suitable for hastening parturition.
Oxytocin is a kind of uterotonic drug, has a selective excitatory effect on uterine smooth muscle, strengthens its contractions, the labor uterus is most sensitive to oxytocin (increased estrogen secretion), the immature uterus is unresponsive to this product, the uterus is less responsive to oxytocin in the first or second trimester, and gradually increases in the third trimester of pregnancy, reaching the highest before delivery. Small doses can strengthen the rhythmic contraction of smooth muscle at the bottom of the uterus, strengthen its contractility, accelerate the frequency of contraction, and the contraction nature is similar to natural childbirth, and maintain polarity and symmetry, so it is clinically used to induce labor and induce labor. Large doses make the uterine muscle tonic contraction, clinically used to compress the blood vessels between muscle fibers, prevent postpartum hemorrhage and postpartum insufficiency, and promote lactation, so that the breast ducts contract, promote milk discharge from the breast, but can not increase the secretion of milk, can only promote milk excretion.
Detailed Description
Specifications of Oxytocin CAS 50-56-6 COA:
Parameters of Oxytocin CAS 50-56-6
Uses:
Oxytocin is a cyclic nonapeptide hormone — Cys–Tyr–Ile–Gln–Asn–Cys–Pro–Leu–Gly–NH₂ with a disulfide bridge between Cys¹ and Cys⁶. It is synthesized in the hypothalamus (paraventricular and supraoptic nuclei), stored in the posterior pituitary, and released into circulation. It was first synthesized by Vincent du Vigneaud in 1953 (Nobel Prize, 1955).
Key identifiers & properties
Potency is expressed in International Units (IU) rather than mass alone: pharmacopeial grade is typically ≥480 IU/mg (USP/EP). This matters because "1 mg" ≠ a fixed number of units unless potency is stated.
Main uses
1. Approved clinical uses (prescription drug only, hospital setting)
Induction/augmentation of labor — IV infusion titrated from very low dose (e.g., 1–2 mU/min) up to a defined maximum under continuous CTG monitoring.
Prevention and treatment of postpartum hemorrhage — IM or IV after delivery of the baby/placenta; on the WHO Model List of Essential Medicines and included in WHO's PPH recommendations.
Management of incomplete/missed miscarriage — often combined with misoprostol or mifepristone.
Oxytocin challenge test (OCT/CST) — assessment of placental reserve/fetal tolerance.
Nasal spray/drops — to assist milk ejection (let-down) in postpartum women with lactation difficulty.
2. Veterinary medicine
Dystocia assistance, expulsion of retained placenta, induction of parturition, milk let-down in dairy animals, uterine involution support. Widely used in cattle, swine, sheep, and small-animal practice.
3. Research (RUO-grade peptide)
Neuroscience/behavior: social bonding, trust, maternal behavior, stress/anxiety circuits, pair bonding.
Autism spectrum disorder, social cognition, PTSD, schizophrenia negative symptoms — intranasal oxytocin trials (mixed results).
Pain modulation, appetite/metabolism, GI motility, wound healing, cardiovascular studies.
Receptor pharmacology: selective OXTR agonist; used as reference standard in HPLC/LC-MS assays, ELISA/RIA calibration, receptor binding and signaling assays.
Analytical reference material for QC of finished pharmaceuticals.
4. Emerging/investigational
Postpartum depression, addiction/craving, cachexia, male reproductive function, social anxiety, and formulations for longer-acting/non-peptide OXTR agonists. None of these are established indications.
Selling points (why buyers choose it)
A. If you are marketing/sourcing API or finished drug
Essential-medicine status — WHO EML listing + inclusion in national essential-medicine lists → steady, policy-backed demand in maternal-health programs and public tenders.
Huge, recurring market — PPH is a leading cause of maternal mortality globally; oxytocin is first-line prophylaxis and treatment, so demand is volume-driven and non-discretionary.
Low cost, high volume — mature synthetic process (solid-phase peptide synthesis) keeps COGS low; margins come from GMP compliance, registration dossiers, and cold-chain reliability rather than molecule scarcity.
Off-patent generic — no IP barrier; competition is on quality documentation (DMF/CEP, GMP, WHO PQ, USP/EP/BP/ChP monograph compliance), stability data, and supply continuity.
Broad dosage-form flexibility — injectable ampoules/vials, lyophilized powder for injection, nasal spray/drops, and combination packs for active management of the third stage of labor (AMTSL).
Multi-species applicability — one API serves human pharma and veterinary markets, expanding customer base.
Differentiators that actually win tenders: verified potency (IU/mg), low vasopressin/impurity profile, single impurity identification, endotoxin/bioburden control, 24-month shelf life with real-time stability, cold-chain/temperature-monitoring logistics, and reliable batch-to-batch consistency.
B. If you are selling research-grade peptide
High purity (≥95–98% by HPLC) with MS confirmation and full COA/HPLC-MS/NMR spectra provided.
Correct disulfide cyclization confirmed (critical — misfolded linear analog is inactive).
Lyophilized, additive-free, TFA-salt or acetate-salt options; custom salt/form available.
Custom services: analogs (e.g., carbetocin, desmopressin-family variants), labeled forms (biotin, FITC, fluorescent), scrapable quantities from mg to g.
Fast dispatch, small-pack options (1/5/10 mg), dry-ice/cold shipping, and responsive tech support with literature citations.
Clear RUO labeling and compliance documentation (SDS, non-human-use statement).
C. Cross-cutting commercial strengths
Long history of clinical use with well-characterized safety/pharmacology → low perceived technical risk for formulators.
Stable, predictable demand unaffected by fashion/trends (maternal health is a permanent public-health priority).
Amenable to both synthetic and (historically) extraction routes; supply not dependent on rare raw materials.
Important caveats to state honestly
It is a prescription-only, high-risk medicine. Contraindications include cephalopelvic disproportion, obstructed labor, abnormal fetal position, placenta previa, cord prolapse, fetal distress, previous cesarean/uterine surgery, hyperstimulation, severe pre-eclampsia, and multiparity risks. Overdose can cause uterine rupture, fetal hypoxia/death, water intoxication/hyponatremia, and hypertensive crisis. It must be used only under medical supervision with monitoring.
Not a cosmetic or wellness ingredient. Claims about "love hormone" sprays, relationship enhancement, bodybuilding, or autism self-treatment are unsupported for consumer products; many jurisdictions prohibit such use. Research-grade material must be labeled not for human/animal consumption.
Fragile molecule. Potency loss from heat, light, moisture, adsorption to containers, and improper reconstitution is the #1 cause of customer complaints — storage/handling instructions should be prominent in any product listing.
Regulatory gate: human use requires national marketing authorization/GMP API; export may require import permits. Selling points should emphasize compliance documents rather than unapproved therapeutic claims.
Also, if you have any other questions, you can contact us
FAQ From Wuhan Fortuna Chemical Co.,Ltd
Q1: Can I get a sample for free ?
A: For small QTY and low value product, we can provide sample for free exclude shipping cost. For high value sample, we will charge the basic sample cost, but we can refund all the cost if customers place order after sample test.
Q2: How to confirm the product quality before placing orders ?
A: Most of our products confirm to international standards like USP/EP/BP/JP/CP. We will provide COA/TDS/MSDS for customers to confirm the specification before placing order.
Q3: What is the payment you accept?
A: For small and low value order, we accept CreditCard, MaterCard,VISA,Western Union and T/T.For large order, we can do T/T and L/C. Any pay on delivery or pay-after are not available for us.
Q4: What is your shipment way ?
A: For less than 100kg gross weight order will ship with courier like FedEx or UPS, we support customers to place courier orders remotely by their account, we will package the goods well and wait for pick up.For more than 100kg goods, we will transport by Air or Sea according to customers' requirement.
Q5: How long is your after-sales service?
A: We accept customer’s quality complaint in three month after customer received the goods. We provide tech.support for all-life if customer place order from our company.
Q6: How do you treat quality complaint ?
A: We support customer to provide our products to any rightful third party testing organization to test our products according to the COA specification, if the test result is confirm with COA, we will take all the loss for customers.
Company Information
Name:Wuhan Fortuna Chemical Co.,Ltd
Category:Others
Trade Category: Trading Company
Employees: 11 - 50 People
Address: Room 2015, No.2 Building, Kaixin Mansion No.107
Company Information: Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical and Intermediates, Food and Feed additives, Fine chemicals,Biochemical and Reagent, which is the members of Hubei E-commerce Chamber.
Our company has professional persons who major in chemical R&D and sicentific management, supply fine chemical products with high quality and close service, also supply custom-tailored products according to our clients' requirement.
We have a positive and self-motivated management work team with a common philosophy, caring and commitment through teamwork, our team strive to achieve success in delighting our clients and ourselves.
Since Wuhan Fortuna Chemical Co., Ltd founded, we continuously innovate our products and improve our service, sales network. Hence, we initiate the first sale mode on net in China, which is the retail trade of small package bring along wholesale of diversified management modes. Our products are exported widely to South Korea, Vietnam, Australia, Europe and South America, highly recommended by our clients.We insist on the management creed “Market is our compass, Quality is our life, Credit is our soul”. Clients’ trust is our forward power, their satisfaction is our struggling goal.
Wuhan Fortuna Chemical Co.,Ltd is a professional manufacturer which provide Oxytocin with good quality and best price, welcome to contact us to get COA/TDS/MSDS of Oxytocin.
Our Advantages:
1. Guaranteed purity;
2. Large quantity in stock;
3. Largest manufacturer;
4. Best service after shipment with email;
5. High quality & competitive price;
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