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Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice.
Estrogen [EPC]
Sus Scrofa Uterus is a porcine-derived therapeutic agent utilized in glandular therapy and allergenic extracts, acting primarily as an estrogen and androgen receptor agonist to support reproductive health and immune modulation.
Name
Sus Scrofa Uterus
Raw Name
SUS SCROFA UTERUS
Category
Estrogen [EPC]
Drug Count
12
Variant Count
13
Last Verified
February 17, 2026
About Sus Scrofa Uterus
Sus Scrofa Uterus is a porcine-derived therapeutic agent utilized in glandular therapy and allergenic extracts, acting primarily as an estrogen and androgen receptor agonist to support reproductive health and immune modulation.
Detailed information about Sus Scrofa Uterus
This page is for informational purposes only and does not replace medical advice. Consult a qualified healthcare professional before using any medication containing Sus Scrofa Uterus.
Sus Scrofa Uterus refers to a biological substance derived from the uterine tissue of the domestic pig (Sus scrofa). In modern clinical pharmacology, it is classified under several distinct categories depending on its preparation and intended use. Primarily, it is recognized as a member of the Estrogen [EPC], Progesterone [EPC], and Androgen [EPC] drug classes, reflecting its endogenous hormonal constituents. Additionally, it is listed within various allergenic extract categories, including Non-Standardized Fungal Allergenic Extract [EPC] and Standardized Chemical Allergen [EPC], often used in diagnostic or desensitization protocols.
Historically, Sus Scrofa Uterus has been a cornerstone of organotherapy (glandular therapy), a practice based on the principle that animal-derived tissues can support the function of corresponding human organs. While its use in conventional medicine is specialized—often appearing in homeopathic pharmacopeias or as a component in complex allergenic preparations—its pharmacological profile is rooted in the presence of bioactive peptides, signaling molecules, and steroidal hormones. The FDA-approved status of products containing Sus Scrofa Uterus is typically found under the rubric of homeopathic monographs or specific allergenic extract listings, rather than the standard New Drug Application (NDA) process used for synthetic pharmaceuticals.
The mechanism of action for Sus Scrofa Uterus is multifaceted, involving both direct hormonal signaling and immunomodulatory pathways. At the molecular level, the porcine uterine tissue contains natural precursors and active forms of estrogens and androgens. These molecules function as Estrogen Receptor Agonists [MoA] and Androgen Receptor Agonists [MoA]. When these substances enter the systemic circulation, they bind to intracellular receptors (ER-alpha, ER-beta, and AR). This binding triggers a conformational change in the receptor, allowing it to translocate to the nucleus where it modulates the transcription of specific genes involved in reproductive health, bone density, and lipid metabolism.
In the context of its use as an allergenic extract, Sus Scrofa Uterus works by exposing the immune system to specific porcine proteins. In diagnostic settings, this facilitates the identification of Type I hypersensitivity reactions. In therapeutic desensitization, controlled exposure aims to shift the immune response from a Th2-dominated (allergic) profile to a Th1-dominated or T-regulatory profile, thereby reducing clinical symptoms upon subsequent environmental exposure.
Understanding the pharmacokinetics of a biological extract like Sus Scrofa Uterus requires looking at its primary active constituents, notably the steroidal hormones and peptides.
Sus Scrofa Uterus is utilized in several clinical contexts, though many of its applications are found in integrative or specialized medical practices.
Sus Scrofa Uterus is available in several formulations, tailored to the specific therapeutic goal:
> Important: Only your healthcare provider can determine if Sus Scrofa Uterus is right for your specific condition. The efficacy of glandular extracts is often based on traditional use and clinical observation rather than large-scale randomized controlled trials.
The dosage of Sus Scrofa Uterus varies significantly based on the formulation and the condition being addressed. For glandular therapy using lyophilized tissue, a common starting dose is 200 mg to 500 mg once or twice daily. In homeopathic preparations, the dosage is typically 5 to 10 drops or 3 to 5 pellets taken sublingually three times per day. For allergenic extracts used in testing, the dose is determined by the specific diagnostic protocol (e.g., 0.02 mL for intradermal testing).
Sus Scrofa Uterus is generally not recommended for pediatric use unless specifically directed by a specialist in pediatric endocrinology or allergy. The presence of active hormonal constituents poses a risk of interfering with the delicate endocrine development of children. If prescribed, the dosage must be strictly individualized based on the child's weight and developmental stage. Always consult a pediatrician before administering any animal-derived extract to a minor.
Patients with significant renal impairment may experience reduced clearance of hormone metabolites. While specific dose-adjustment guidelines are not established for Sus Scrofa Uterus, healthcare providers typically exercise caution and may reduce the frequency of dosing in patients with a GFR below 30 mL/min/1.73m².
Since the liver is the primary site for the metabolism of both porcine proteins and steroidal hormones, patients with hepatic cirrhosis or hepatitis may require lower doses to prevent accumulation and potential toxicity. Monitoring of liver function tests (LFTs) is recommended.
Geriatric patients often have a higher sensitivity to hormonal shifts. Dosing should start at the lower end of the therapeutic range to minimize the risk of cardiovascular or thromboembolic complications.
To ensure maximum efficacy and safety, patients should adhere to the following guidelines:
If a dose of Sus Scrofa Uterus is missed, it should be taken as soon as the patient remembers. However, if it is nearly time for the next scheduled dose, the missed dose should be skipped entirely. Do not double the dose to make up for a missed one, as this increases the risk of hormonal side effects.
Signs of an acute overdose of Sus Scrofa Uterus may include severe nausea, vomiting, dizziness, and acute breast tenderness or pelvic pain due to sudden hormonal surges. In cases of allergenic extract overdose, anaphylaxis (a life-threatening allergic reaction) is the primary concern.
Emergency Measures: If an overdose is suspected, contact a Poison Control Center or seek emergency medical attention immediately. Treatment is primarily supportive, focusing on maintaining the airway and managing symptoms.
> Important: Follow your healthcare provider's dosing instructions exactly. Do not adjust your dose or stop the medication without first consulting your medical professional.
Because Sus Scrofa Uterus contains active hormonal components, side effects related to the endocrine system are the most frequently reported. These include:
> Warning: Stop taking Sus Scrofa Uterus and call your doctor immediately if you experience any of the following:
Prolonged use of Sus Scrofa Uterus without medical supervision may lead to more significant health concerns. These include the potential for endometrial hyperplasia (thickening of the uterine lining), which is a risk factor for uterine cancer if estrogenic activity is not balanced by progesterone. There is also a theoretical risk of suppression of the hypothalamic-pituitary-ovarian (HPO) axis, where the body's natural hormone production decreases due to the presence of external hormones.
Currently, there are no specific FDA Black Box Warnings for Sus Scrofa Uterus as it is not a standard pharmaceutical drug. However, products containing estrogenic components generally carry warnings regarding the risk of endometrial cancer, cardiovascular disorders, and breast cancer. Healthcare providers typically apply these standard estrogen-class warnings when prescribing Sus Scrofa Uterus to high-risk patients.
Report any unusual symptoms to your healthcare provider. Monitoring and periodic blood tests may be necessary to ensure long-term safety.
Sus Scrofa Uterus is a biological product derived from porcine sources. Patients with known allergies to pork or porcine-derived products (such as certain types of insulin or heparin) must exercise extreme caution. Because this substance contains active hormones, it should be treated with the same level of scrutiny as conventional Hormone Replacement Therapy (HRT). It is not a "simple supplement" and can significantly alter the body's internal chemistry.
No FDA black box warnings for Sus Scrofa Uterus specifically. However, clinicians often reference the warnings associated with the Estrogen [EPC] class, which include increased risks of endometrial cancer, stroke, deep vein thrombosis (DVT), and dementia in postmenopausal women.
Patients taking Sus Scrofa Uterus for more than three months should undergo regular monitoring, which may include:
Sus Scrofa Uterus is not known to cause significant sedation. However, if a patient experiences dizziness or blurred vision as a side effect, they should refrain from driving or operating heavy machinery until these symptoms resolve.
Alcohol consumption should be limited while taking Sus Scrofa Uterus. Alcohol can increase circulating estrogen levels and place additional stress on the liver, potentially exacerbating the side effects of the medication.
Do not stop taking Sus Scrofa Uterus abruptly if you have been using it for an extended period. Sudden discontinuation can lead to a "hormonal crash," characterized by extreme fatigue, mood swings, and the return of original symptoms. A gradual tapering of the dose, supervised by a healthcare provider, is recommended.
> Important: Discuss all your medical conditions, including any history of blood clots or cancer, with your healthcare provider before starting Sus Scrofa Uterus.
Certain medications should never be combined with Sus Scrofa Uterus due to the risk of severe adverse reactions:
Sus Scrofa Uterus may interfere with the results of certain laboratory tests, including:
> Important: Tell your doctor about ALL medications, supplements, and herbal products you are taking. A complete medication review is essential for safety.
Sus Scrofa Uterus must NEVER be used in the following circumstances:
Conditions requiring a careful risk-benefit analysis by a healthcare provider include:
Patients who have experienced allergic reactions to other animal-derived glandular products (such as Sus Scrofa Thyroid or Sus Scrofa Pancreas) are at a significantly higher risk of reacting to Sus Scrofa Uterus. Furthermore, patients with "pork-cat syndrome" (a cross-reactivity between cat dander and pork albumin) should be tested for sensitivity before use.
> Important: Your healthcare provider will evaluate your complete medical history, including family history of cancer and cardiovascular disease, before prescribing Sus Scrofa Uterus.
Sus Scrofa Uterus is contraindicated during pregnancy. In the context of the FDA pregnancy categories, it would likely fall under Category X. The exogenous hormones can disrupt the delicate endocrine balance required for fetal gestation. There is a documented risk of developmental abnormalities in the reproductive organs of the fetus if exposed to high levels of androgens or estrogens during critical windows of development. If pregnancy occurs while taking this product, it should be discontinued immediately, and a physician should be consulted.
It is not known whether the specific peptides and hormones from Sus Scrofa Uterus are excreted in significant quantities into human breast milk. However, many steroidal hormones do pass into milk and can potentially affect the nursing infant, leading to symptoms such as breast enlargement or physiological shifts. Additionally, estrogens can decrease the quantity and quality of breast milk. Therefore, use during breastfeeding is generally not recommended.
Safety and effectiveness in pediatric populations have not been established. The use of Sus Scrofa Uterus in children could lead to premature epiphyseal closure (stopping bone growth) and precocious puberty. Its use is strictly limited to specialized cases under the guidance of a pediatric endocrinologist.
Clinical studies on Sus Scrofa Uterus often exclude elderly populations. However, data from general hormone therapy suggests that patients over 65 are at a significantly higher risk of stroke and dementia when taking estrogenic products. Furthermore, reduced renal and hepatic clearance in the elderly increases the risk of drug accumulation and side effects. Close monitoring of blood pressure and cardiovascular health is mandatory.
In patients with chronic kidney disease (CKD), the excretion of conjugated hormone metabolites may be delayed. While no specific GFR-based dosing exists, clinicians often reduce the dose by 25-50% in patients with Stage 3 CKD or higher. The product is not known to be cleared by dialysis.
Sus Scrofa Uterus should be used with extreme caution in patients with hepatic impairment (Child-Pugh Class B or C). The liver's inability to metabolize hormones can lead to significantly elevated systemic levels, increasing the risk of all side effects, particularly thromboembolism. Periodic liver enzyme monitoring is essential.
> Important: Special populations require individualized medical assessment. Never share this medication with others, especially those in these sensitive groups.
Sus Scrofa Uterus acts as a complex biological modifier. Its primary pharmacological activity is attributed to its role as an Estrogen Receptor Agonist [MoA] and Androgen Receptor Agonist [MoA]. The extract contains natural porcine estrogens (such as estrone and estradiol) and androgens (such as androstenedione). These molecules cross the cell membrane and bind to their respective nuclear receptors. Once bound, the receptor-ligand complex acts as a transcription factor, binding to Hormone Response Elements (HREs) on the DNA. This results in the up-regulation or down-regulation of genes that control cell growth, differentiation, and the production of other hormones.
In its role as an Allergenic Extract [EPC], the mechanism involves the presentation of porcine proteins to Antigen Presenting Cells (APCs). This triggers the release of cytokines and the activation of B-cells and T-cells, which is the basis for its use in diagnostic allergy testing.
The pharmacodynamic effect of Sus Scrofa Uterus is characterized by a slow onset and a sustained duration. While some metabolic effects may be seen within hours, the full clinical benefit—such as the regulation of the menstrual cycle or the reduction of menopausal symptoms—typically requires 4 to 8 weeks of consistent use. Tolerance to the hormonal effects is rare, but the body may adjust its own endogenous production in response to the extract (negative feedback loop).
| Parameter | Value |
|---|---|
| Bioavailability | 5-15% (Oral), 60-80% (Sublingual) |
| Protein Binding | 95-98% (primarily to SHBG and Albumin) |
| Half-life | 4 - 12 hours (varies by constituent) |
| Tmax | 1 - 3 hours (Oral) |
| Metabolism | Hepatic (CYP3A4, CYP1A2) |
| Excretion | Renal 70%, Fecal 30% |
Sus Scrofa Uterus belongs to the therapeutic class of Glandular Extracts and the pharmacologic classes of Estrogens, Androgens, and Allergenic Extracts. It is related to other porcine-derived medications such as USP Thyroid and porcine insulin.
Medications containing this ingredient
Common questions about Sus Scrofa Uterus
Sus Scrofa Uterus is primarily used in integrative medicine to support female reproductive health and hormonal balance. It is often prescribed for conditions such as irregular menstrual cycles, painful periods (dysmenorrhea), and symptoms associated with menopause. Additionally, it serves as a clinical allergenic extract for diagnosing or treating porcine-specific allergies. Some practitioners also use it in glandular therapy to provide biological support for uterine tissue repair. Always consult a healthcare provider to see if this specific extract is appropriate for your clinical needs.
The most common side effects are related to its hormonal activity and include nausea, breast tenderness, abdominal bloating, and mild headaches. Some patients may also notice slight changes in their menstrual cycle timing or flow. These symptoms are often transient and may resolve as the body adjusts to the medication. However, if these side effects become severe or persistent, it is important to contact your doctor. Because it is an animal-derived product, mild skin rashes or allergic reactions can also occur in sensitive individuals.
It is generally advised to limit or avoid alcohol consumption while taking Sus Scrofa Uterus. Alcohol can interfere with the liver's ability to metabolize the hormones found in the extract, which may lead to higher systemic levels and an increased risk of side effects. Furthermore, alcohol itself can raise estrogen levels in the body, potentially causing an additive effect that could be harmful. To ensure the safety and efficacy of your treatment, discuss your alcohol intake with your healthcare provider. Maintaining optimal liver health is crucial when taking any glandular or hormonal supplement.
No, Sus Scrofa Uterus is not considered safe for use during pregnancy. The active hormonal components, including estrogens and androgens, can interfere with the natural hormonal environment required for a healthy pregnancy and fetal development. Exposure to these substances could potentially lead to developmental issues or complications with the pregnancy. If you are planning to become pregnant or discover you are pregnant while taking this product, you should stop use immediately and seek medical advice. Always use effective contraception while undergoing therapy with hormonal extracts.
The onset of action for Sus Scrofa Uterus is typically gradual, as it works by modulating the body's internal hormonal and immune pathways. While some patients may notice minor changes within the first week, it generally takes 4 to 8 weeks of consistent use to see significant clinical improvements in menstrual or menopausal symptoms. In the case of allergenic desensitization, the process can take several months to achieve a reduction in allergy symptoms. Patience and consistent dosing according to your provider's instructions are key to achieving the desired therapeutic outcome.
Stopping Sus Scrofa Uterus suddenly is not recommended, especially if you have been taking it for a prolonged period. Because the extract provides exogenous hormones, your body's own hormone production may have adjusted to its presence. An abrupt cessation can cause a rapid drop in hormone levels, leading to withdrawal-like symptoms such as extreme fatigue, mood swings, and a return of your original symptoms. It is best to work with your healthcare provider to gradually taper your dose, allowing your endocrine system to regain its natural balance safely.
If you miss a dose of Sus Scrofa Uterus, take it as soon as you remember. If it is almost time for your next scheduled dose, skip the missed dose and continue with your regular dosing schedule. Do not take two doses at once to make up for the one you missed, as this can cause a sudden spike in hormone levels and increase the risk of side effects. To help you remember your doses, try taking the medication at the same time every day or use a pill organizer or reminder app.
Weight gain is a potential side effect of Sus Scrofa Uterus, primarily due to the estrogenic components which can cause water retention and bloating. Some patients may also experience changes in fat distribution or an increase in appetite. While significant weight gain is not common for everyone, it is a known possibility with any hormone-based therapy. Monitoring your weight and discussing any rapid changes with your doctor is important. Maintaining a balanced diet and regular exercise can help manage potential weight changes during treatment.
Sus Scrofa Uterus can interact with several types of medications, particularly other hormone-based treatments, blood thinners, and drugs that affect liver enzymes. For example, taking it with birth control pills or HRT can lead to excessively high hormone levels. It may also reduce the effectiveness of medications like aromatase inhibitors used in cancer therapy. Because of these risks, it is vital to provide your healthcare provider with a complete list of all medications, over-the-counter drugs, and herbal supplements you are currently taking before starting this extract.
Sus Scrofa Uterus is not a standard pharmaceutical drug and therefore does not have a 'generic' version in the traditional sense. Instead, it is available from various manufacturers of glandular supplements and homeopathic remedies. While the active ingredient—porcine uterine tissue—is the same, the concentration, purity, and formulation can vary significantly between brands. It is important to choose a high-quality product from a reputable manufacturer and to stay with the same brand throughout your treatment to ensure consistent dosing and results.