Synonym |
Oxytocin Acetate |
Species |
Human |
Protein Accession |
P01178 |
Purity |
Greater than 98% |
Endotoxin Level |
Less than 1 EU/ug |
Biological Activity |
The ED50 was determined by a cell proliferation assay using murine TF-1 cells is less than 2
ng/mL |
Expression System |
E.coli |
Fusion Tag |
None |
Predicted Molecular Mass |
1006.2 Da |
Formulation |
Lyophilized from a 0.2 μm filtered solution in Acetonitrile and TFA |
Reconstitution |
It is recommended to reconstitute the lyophilized Oxytocin Acetate in sterile water not less
than 100 μg/mL, which can then be further diluted to other aqueous solutions. |
Storage & Stability |
Lyophilized Oxytocin Acetate although stable at room temperature for 3 weeks, should be stored
desiccated below -18°C. Upon reconstitution Oxytocin Acetate should be stored at 4°C between 2-7
days and for future use below -18°C. |
FAQ
What is Oxytocin Acetate, and how does it differ from natural oxytocin?
Oxytocin Acetate is a
synthetic form of the naturally occurring hormone oxytocin, which is produced in the hypothalamus and
released by the pituitary gland. It plays a crucial role in various physiological and psychological
processes, including childbirth, breastfeeding, and social bonding. The synthesis of Oxytocin Acetate
allows for more controlled and consistent use in medical and research applications compared to the
variability inherent in naturally produced hormones. This synthetic version is chemically identical to
the natural hormone but is created in a laboratory setting to ensure purity and consistency. One of the
primary distinctions between natural oxytocin and its synthetic counterpart is the method of production.
While natural oxytocin is part of the body's hormonal system, oxytocin acetate is synthesized through
recombinant DNA technology or chemical synthesis, guaranteeing a high level of accuracy in concentration
and composition. This consistency is vital for medical applications where precise dosages are crucial.
Another difference is the stability and shelf-life. Oxytocin Acetate tends to have a longer shelf-life
compared to the naturally occurring hormone, which can degrade more quickly due to enzymatic activity
within the body. This makes it a reliable option for healthcare providers who need a stable and
predictable product for therapeutic uses. Furthermore, the synthetic form is often used in scenarios
where natural oxytocin levels are insufficient, such as in cases of dysfunctional labor where it can be
used to stimulate contractions. Despite being synthetic, oxytocin acetate by itself does not differ in
its biological activity or the receptors it targets, ensuring that it elicits the same physiological
responses as natural oxytocin, which makes it a valuable substitute in both medical and research
settings.
What are the common uses of Oxytocin Acetate in medical practice?
Oxytocin Acetate
is widely utilized in medical practice primarily for its role in obstetrics and gynecology. One of its
most common applications is in the induction or augmentation of labor. For women facing issues such as
uterine inertia, where contractions are not vigorous enough to progress childbirth, oxytocin acetate
helps stimulate uterine contractions. This induction often becomes necessary in post-term pregnancies or
when there are concerns about the mother's or baby's health. It’s also employed to manage labor in cases
where the membranes have ruptured without the onset of contractions, minimizing the risk of infections.
Beyond its use in labor, Oxytocin Acetate is highly effective in preventing postpartum hemorrhage, a
leading cause of maternal mortality globally. After delivery, it promotes uterine contraction,
facilitating the expulsion of the placenta and reducing the risk of excessive bleeding. This action
helps in the involution of the uterus, aiding its return to pre-pregnancy size. In addition to its
obstetric uses, oxytocin acetate has applications in breastfeeding by facilitating milk ejection. When
breastfeeding, the hormone naturally released helps with the milk let-down reflex, and oxytocin acetate
can assist mothers experiencing challenges in this area. The role of Oxytocin Acetate is not restricted
to obstetrics; it’s also being explored in psychiatric treatment and research. Oxytocin is implicated in
social bonding and behaviors, and studies are investigating its potential benefits in treating
conditions like autism, social anxiety disorder, and depression. This potential stems from its ability
to influence social cognition and emotional responses, although more research and clinical trials are
necessary to establish its effects and safety thoroughly. Lastly, while less common, it's used in
veterinary medicine to manage labor in animals and control bleeding post-birth. The varied uses of
Oxytocin Acetate across different settings underscore its significance in both human and veterinary
medicine.
What are the potential side effects of Oxytocin Acetate?
The administration of
Oxytocin Acetate, like any pharmacological agent, can lead to a variety of side effects, which may vary
based on the dosage and individual patient characteristics. Some common side effects, particularly in
obstetric use, include excessive uterine contractions and uterine hyperstimulation, leading to potential
distress in both the mother and the fetus. When the uterine contractions are too strong or too frequent,
it can compromise the blood flow to the placenta, resulting in fetal distress that may require
interventions such as cesarean delivery. Another potential side effect is water retention due to
oxytocin's antidiuretic properties, which can lead to hyponatremia, an electrolyte disturbance where the
sodium levels in the blood become dangerously low. This can manifest as headaches, confusion, seizures,
or even coma if not promptly addressed. Additionally, the mother might experience nausea, vomiting, and
generalized discomfort. Hypersensitivity reactions, while uncommon, can occur, manifesting as allergic
reactions like rashes or more severe anaphylactic reactions. Close monitoring is essential when
administering Oxytocin Acetate to manage these risks proactively. In rare cases, prolonged use can lead
to uterine rupture, a severe complication, particularly in women with a predisposed history of uterine
surgery or malformations. It's vital to maintain a careful assessment of uterine activity and patient
symptoms to adjust treatment as needed. For patients with cardiovascular issues, oxytocin can induce
tachycardia and hypotension, so monitoring of vital signs is crucial during administration. Furthermore,
although oxytocin is instrumental in reducing postpartum hemorrhage, incorrect dosing can lead to
increased blood loss pre-delivery due to uterine atony (lack of muscle tone). It's also worth noting
that although Oxytocin Acetate is associated with positive emotions and reduced anxiety when released
naturally, its synthetic administration in a medical setting is more likely to elicit the physiological
side effects outlined above due to the concentrated nature of the doses involved. Clinical discretion
and experience are imperative in using oxytocin acetate to mitigate these potential adverse effects
effectively.
How is Oxytocin Acetate administered, and what precautions should be
observed?
Oxytocin Acetate is typically administered via intravenous infusion or intramuscular
injection, precise methods employed according to the clinical scenario. In obstetric use, particularly
for labor induction or augmentation, it is usually started at a low dose intravenously and increased
gradually to achieve a desirable contraction pattern. Continuous monitoring of the fetal heart rate and
uterine activity is critical during administration to identify the earliest signs of uterine
hyperstimulation or fetal distress. The infusion rate is adjusted based on clinical response and patient
tolerance, requiring vigilant oversight by healthcare professionals to balance efficacy with safety. For
postpartum hemorrhage prevention, Oxytocin Acetate may be administered intramuscularly or as an
intravenous bolus following delivery to promote uterine contraction and facilitate placental expulsion.
Here, the monitoring focus shifts to ensuring uterine firmness and mitigating excessive bleeding. When
considering Oxytocin Acetate administration, several precautions are vital. Pre-existing conditions such
as previous uterine surgery or certain obstetric situations like placenta previa (where the placenta
covers the cervix) may contraindicate its use or necessitate a modified approach. Patients with a
history of cardiovascular problems should also be monitored closely, given oxytocin's potential effects
on heart rate and blood pressure. Awareness of allergies to oxytocin or any components of the
formulation should be assessed beforehand, and emergency measures should be readily available in case of
an anaphylactic reaction. Another precaution entails scrutinizing the dosage and duration of oxytocin
administration. Prolonged exposure or misuse can escalate the risks of serious side effects such as
uterine rupture or postpartum hemorrhage. Moreover, while Oxytocin Acetate plays an essential role in
obstetric care, it should be used judiciously, adhering strictly to evidence-based protocols, and is
generally reserved for use by experienced healthcare providers aware of the risks and equipped to manage
any outcomes. Patient consent and counseling before administration are critical, providing information
about the intended benefits and potential risks, thereby ensuring a fully informed consent
process.
Can Oxytocin Acetate be used for psychiatric conditions, and what is the current state
of research?
Oxytocin, widely recognized for its role in childbirth and lactation, has gained
interest in psychiatric and psychological research due to its influence on social behavior and emotional
responses. While Oxytocin Acetate is primarily used in obstetrics, there is a growing body of research
examining its potential application in treating various psychiatric conditions. Initial studies suggest
that oxytocin might play a part in enhancing social interactions and emotional cognition, which offers
potential therapeutic avenues in conditions like autism spectrum disorder (ASD), social anxiety
disorder, and depression. In individuals with ASD, for instance, oxytocin is being explored for its
potential to improve social communication and reduce repetitive behaviors. Some clinical trials have
shown that intranasal administration of oxytocin can enhance social recognition and emotional
perception, contributing to more effective interpersonal interactions in individuals with autism.
However, the results are mixed, and more research is required to determine its efficacy and safety
fully. For social anxiety disorder, oxytocin's role in reducing fear and anxiety in social situations is
under investigation. Preliminary results suggest that oxytocin may help attenuate the amygdala's
response to social threats, which could translate to reduced social anxiety symptoms. However, this area
of research is still in its infancy, and the exact mechanisms, ideal dosing, and long-term effects need
further exploration. The potential for oxytocin in treating depression centers around its modulation of
the hypothalamic-pituitary-adrenal (HPA) axis and its influence on stress and emotional regulation.
While some studies suggest oxytocin could help reduce depressive symptoms, especially those related to
social withdrawal and anhedonia, the findings are inconclusive and highlight a need for more
comprehensive studies. Despite the promising avenues, it's crucial to recognize that the use of Oxytocin
Acetate in psychiatric treatments is speculative and experimental at this stage. Most of the research
studies are preliminary, with trials often involving small sample sizes, and there is a lack of
long-term data on the effects and potential side effects of chronic oxytocin administration for
psychiatric purposes. As such, Oxytocin Acetate should not be viewed as a standard treatment for mental
health conditions outside of experimental settings until more robust data is available.