stable 500mg injection - Progesterone (500mg) medicine

Progeny 500 Injection: Complete Medicine Guide

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🏭 Domagk Smith Labs Pvt Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 26, 2026
⚠️ Hepatotoxicity Risk 🤰 Pregnancy Category Progesterone is used in pregnancy under medical supervision for specific indications such as luteal support and prevention of preterm birth in selected cases. It is not classified under the old FDA letter categories. Use must be guided by a qualified clinician. 📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Well-established for approved indications.
Reviewed by
SaathiMed Expert Panel | Oct 26, 2026
🩺
Medically Fact-Checked & Clinically Verified by SaathiMed Clinical Review Board
Clinical Reference Standards: CDSCO (Central Drugs Standard Control Organisation), Indian Pharmacopoeia (IP) & WHO | Last Updated: September 2026

When to Call Your Doctor IMMEDIATELY

  • Swelling of face, lips, tongue, or throat
  • Difficulty breathing or chest pain
  • Severe headache with vision changes
  • Calf pain or swelling in one leg
  • Yellowing of skin or eyes
  • Severe abdominal pain
  • Unusual vaginal bleeding

If experiencing severe symptoms, call emergency services immediately.

What is stable 500mg injection used for?

This medicine is a progesterone injection used to support the uterine lining in fertility treatments and to treat progesterone deficiency. It is given by a healthcare professional as an intramuscular injection.

  • Generic Name: Progesterone (500mg)
  • Manufacturer: Domagk Smith Labs Pvt Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 stable 500mg injection के बारे में (Hindi Summary)

उपयोग: यह दवा प्रोजेस्टेरोन हार्मोन का इंजेक्शन है, जिसका उपयोग मुख्य रूप से प्रजनन उपचार (जैसे IVF) में गर्भाशय की परत को तैयार करने और भ्रूण को बनाए रखने के लिए किया जाता है। यह प्रोजेस्टेरोन की कमी से होने वाली समस्याओं जैसे मासिक धर्म में गड़बड़ी और गर्भपात के खतरे में भी दी जाती है। यह इंजेक्शन डॉक्टर या नर्स द्वारा मांसपेशी में लगाया जाता है।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में इंजेक्शन वाली जगह पर दर्द, सूजन या लालिमा, सिरदर्द, स्तनों में कोमलता, मूड में बदलाव, नींद आना और चक्कर आना शामिल हैं। कुछ लोगों को मतली, पेट में सूजन या पानी का जमाव भी हो सकता है। गंभीर दुष्प्रभाव दुर्लभ हैं, लेकिन अगर आपको सांस लेने में तकलीफ, सीने में दर्द, पैर में सूजन या दर्द, या त्वचा का पीला पड़ना दिखे तो तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: यह दवा केवल डॉक्टर या प्रशिक्षित स्वास्थ्यकर्मी द्वारा ही लगाई जानी चाहिए। खुद से इंजेक्शन न लगाएं। अपने डॉक्टर को अपनी सभी दवाओं के बारे में बताएं, खासकर खून पतला करने वाली दवाएं और मधुमेह की दवाएं। इस दवा के साथ शराब न पिएं क्योंकि इससे नींद और चक्कर बढ़ सकते हैं। अगर आपको नींद या चक्कर आएं तो वाहन न चलाएं। नियमित जांच के लिए डॉक्टर के पास जाते रहें।

💡 Did You Know? The Indian pharmaceutical market is expected to reach $130 billion by 2030.

💊 stable 500mg injection Uses & Benefits

[{"condition":"Luteal phase support in assisted reproductive technology (ART) cycles","description":"This medicine is given to support the endometrial lining after egg retrieval or embryo transfer, helping to maintain progesterone levels needed for implantation and early pregnancy.","evidence":"Well-established"},{"condition":"Progesterone deficiency states","description":"It is used to treat conditions caused by low endogenous progesterone, such as secondary amenorrhea and certain menstrual irregularities, when clinically indicated.","evidence":"Well-established"},{"condition":"Threatened or recurrent miscarriage associated with luteal phase defect","description":"In selected patients, progesterone supplementation may be prescribed to support early pregnancy when a luteal phase defect is identified.","evidence":"Moderate"},{"condition":"Endometrial preparation for frozen embryo transfer","description":"This medicine helps transform the endometrium into a receptive state before transfer of a frozen embryo in programmed cycles.","evidence":"Well-established"}]

Off-label uses: [{"condition":"Catamenial epilepsy","description":"Progesterone has been studied as an add-on treatment for seizures that cluster around the menstrual cycle in some women.","evidence":"Limited"},{"condition":"Premenstrual syndrome (PMS) with prominent luteal symptoms","description":"In some cases, progesterone supplementation is tried for severe PMS symptoms, though evidence is mixed.","evidence":"Limited"}]

Primary treatment for: Progesterone deficiency states and luteal phase support in assisted reproductive technology

Also treats: Secondary amenorrhea, Threatened miscarriage, Endometrial preparation for frozen embryo transfer

📋 Drug Information

Generic Name(s)Progesterone (500mg)
Brand Namestable 500mg injection
ManufacturerDomagk Smith Labs Pvt Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassGYNAECOLOGICAL
Action ClassNatural Progesterone
Route of AdministrationParenteral (intramuscular injection)
StorageStore in a cool, dry place away from direct sunlight. Do not freeze. Keep in the original container until use.
Shelf LifeRefer to the packaging for the exact shelf life. Do not use after the expiry date.
WHO GuidelineNot established from the available information.
ICMR GuidelineNot established from the available information.

👨‍⚕️ Doctor's Practical Tips

Evidence-based practical advice from experienced clinicians

1
This medicine must be administered by a healthcare professional only; do not attempt self-injection.
2
Inform your doctor about all other medicines, especially blood thinners and diabetes medicines.
3
Avoid alcohol while using this medicine to prevent increased drowsiness and dizziness.
4
Do not drive or operate heavy machinery if you feel sleepy or dizzy after the injection.
5
Report any signs of blood clots such as calf pain, chest pain, or shortness of breath immediately.
6
Keep all follow-up appointments for monitoring and dose adjustment.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Infertility treatment support
This medicine is commonly prescribed for luteal phase support in ART cycles.
Likely Use
✅
Irregular menstrual cycles due to progesterone deficiency
It may be used to treat secondary amenorrhea.
Likely Use
❌
Fever
This medicine is not a fever reducer.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionThis medicine is administered by injection, so it bypasses the gastrointestinal tract. After intramuscular injection, progesterone is absorbed from the injection site into the bloodstream. The exact absorption rate depends on the formulation and injection technique.
DistributionProgesterone is highly lipophilic and distributes widely into body tissues, including the endometrium, breast tissue, and adipose tissue. It also crosses the placenta and is present in breast milk.
Protein BindingProgesterone is extensively bound to plasma proteins, mainly albumin and corticosteroid-binding globulin.
MetabolismProgesterone is metabolized primarily in the liver through reduction and conjugation reactions. Major metabolites include pregnanediol and pregnanolone, which are further conjugated with glucuronic acid or sulfate.
Half-LifeThe elimination half-life of progesterone is approximately 5 to 20 minutes after intravenous administration, but it may be longer after intramuscular injection due to slow release from the depot site.
ExcretionMetabolites of progesterone are excreted mainly in the urine as glucuronide and sulfate conjugates, with a small amount in the feces.
BioavailabilityBioavailability is not applicable in the usual sense because this medicine is given by injection. Intramuscular administration provides reliable systemic exposure, but the exact bioavailability compared with intravenous dosing is not established from the available information.
Onset of ActionThe onset of action depends on the clinical effect being monitored. Endometrial changes typically begin within 24 to 48 hours after the first injection, but full secretory transformation usually requires several days of treatment.
Peak Plasma TimePeak plasma levels after intramuscular injection are generally reached within a few hours, but the exact time can vary with the formulation and injection site.
Duration of ActionThe duration of action depends on the dose and clinical context. For luteal support, injections are usually given daily or as directed by the clinician, and the effect lasts until the next dose.

How It Works

This medicine delivers progesterone, which binds to and activates intracellular progesterone receptors in target tissues such as the endometrium, myometrium, and mammary glands. Upon binding, the receptor complex moves into the nucleus and modulates gene transcription, leading to secretory transformation of the endometrium, relaxation of uterine smooth muscle, and suppression of gonadotropin release through feedback on the hypothalamus and pituitary. These actions prepare the uterus for implantation and help maintain early pregnancy.

Mechanism Steps

1
Binding to progesterone receptor: Progesterone from this medicine enters target cells and binds to the intracellular progesterone receptor.
2
Receptor activation and nuclear translocation: The hormone-receptor complex moves into the nucleus and binds to specific DNA response elements.
3
Gene transcription modulation: This alters the production of proteins that drive secretory changes in the endometrium and other progesterone-responsive tissues.
4
Endometrial transformation: The endometrium becomes secretory and receptive to embryo implantation.
5
Uterine quiescence and pregnancy maintenance: Progesterone reduces uterine muscle contractions and supports early pregnancy maintenance.

💡 How to Take stable 500mg injection

Strength: 500 mg injection (immediate release)

1This medicine is given by a healthcare professional as an intramuscular injection.
2You do not need to do anything to prepare for the injection other than follow your doctor's instructions.
3Inform the nurse or doctor if you have any allergies or if you are taking blood thinners.
4After the injection, you may be asked to wait for a short time to monitor for any immediate reactions.
5Follow your doctor's schedule for subsequent injections and monitoring.

Dosage Information

Adult DosageThe dose of this medicine is individualized by a qualified clinician based on the indication, the patient's response, and the treatment protocol. For luteal phase support in assisted reproductive technology, a common regimen may involve daily intramuscular injections, but the exact dose and duration must be determined by your fertility specialist. Do not self-administer. Dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician.
Elderly DosageThere is limited information on the use of this medicine in elderly patients. Dose must be individualized by a qualified clinician based on clinical status and other medications.
Renal ImpairmentNo specific dose adjustment is established from the available information. Use with caution in patients with renal impairment and follow your doctor's guidance.
Hepatic ImpairmentProgesterone is metabolized in the liver. Patients with hepatic impairment may require dose adjustment or careful monitoring. Consult your doctor.
Maximum Daily DoseThe maximum daily dose is not established from the available information. Dose must be individualized by a qualified clinician.

Dosage Timeline

🌅 Morning ❌ ☀️ Afternoon ❌ 🌆 Evening ❌ 🌙 Night ❌

🍽️ Food Timing Guide

Alcohol
Avoid
May increase drowsiness and dizziness.
Grapefruit
Avoid large amounts
May increase progesterone levels by inhibiting metabolism.

⏰ What to Do If You Miss a Dose

📌 You miss a scheduled injection
→ Contact your doctor or clinic immediately for guidance.
💡 Do not attempt to self-administer an extra dose.
📌 You are late for your appointment
→ Call your clinic to reschedule as soon as possible.
💡 Try to maintain the schedule as closely as possible.

⚠️ Side Effects of stable 500mg injection

✅ Common Side Effects

Injection site pain, redness, or swelling (Common (up to 30%))
Apply a cold pack to the area and avoid rubbing the site. Consult your doctor if it worsens.
Headache (Common (5-10%))
Rest and stay hydrated. Consult your doctor if headaches are severe or persistent.
Breast tenderness (Common (5-10%))
Wear a supportive bra and avoid caffeine. Report persistent or severe pain to your doctor.
Mood changes or irritability (Common (5-10%))
Discuss with your doctor if mood changes affect your daily life.
Drowsiness or dizziness (Common (5-10%))
Avoid driving or operating machinery until you know how this medicine affects you.

🚨 Serious Side Effects

Severe allergic reaction (anaphylaxis) (Rare (<0.1%))
Seek emergency medical help immediately if you experience swelling of the face, lips, throat, difficulty breathing, or a widespread rash.
Blood clots (thromboembolism) (Rare (<0.1%))
Seek immediate medical attention if you notice calf pain, swelling in one leg, chest pain, or shortness of breath.
Liver problems (Rare (<0.1%))
Report yellowing of the skin or eyes, dark urine, or severe abdominal pain to your doctor right away.
Severe depression or mood disturbance (Rare (<0.1%))
Contact your doctor immediately if you have thoughts of self-harm or severe mood changes.

⚠️ Rare Side Effects

Visual disturbances
Report any changes in vision to your doctor promptly.
Unusual vaginal bleeding
Inform your doctor if you notice unexpected bleeding.
Fluid retention with swelling
Consult your doctor if you notice significant swelling in your hands, feet, or ankles.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Warfarin Major
Rifampicin Major
Ketoconazole Major
Bromocriptine Moderate
Insulin Moderate
Carbamazepine Major
Phenytoin Major
Ritonavir Major
Paracetamol Minor
Ibuprofen Minor

🚨 Major Interactions

  • Warfarin
  • Strong CYP3A4 inducers (e.g., rifampicin, carbamazepine, phenytoin)
  • Strong CYP3A4 inhibitors (e.g., ketoconazole, ritonavir)

⚡ Moderate Interactions

  • Bromocriptine
  • Diabetes medicines (insulin, oral hypoglycemics)

🍷 Alcohol Interaction

Avoid alcohol while using this medicine because it can increase drowsiness, dizziness, and impair your ability to drive or operate machinery.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Known hypersensitivity to progesterone or any component of the formulation","Undiagnosed vaginal bleeding","Known or suspected breast cancer","Active or history of thromboembolic disorders (e.g., deep vein thrombosis, pulmonary embolism)","Severe liver disease","Known or suspected progesterone-dependent tumors"]

⚠️ Warnings & Precautions

["This medicine must be administered only by a healthcare professional.","Use with caution in patients with a history of blood clots, liver disease, or heart disease.","May cause drowsiness or dizziness; avoid driving or operating machinery until you know how it affects you.","Inform your doctor if you are pregnant, planning pregnancy, or breastfeeding.","Do not use if the solution is discolored or contains particles.","Keep out of reach of children."]

🤱 Lactation Safety

Progesterone is present in breast milk, but the amount from injectable use is generally considered low. Consult your doctor before using this medicine while breastfeeding.

💊 Overdose Management

Overdose with this medicine is unlikely because it is given by a healthcare professional. If accidental overdose occurs, seek immediate medical attention. Treatment is supportive and symptomatic.

⏰ Missed Dose

If you miss a scheduled dose, contact your doctor or clinic immediately for guidance. Do not try to self-administer an extra dose. Your doctor will advise whether to take the missed dose or skip it based on your treatment plan.

Additional Safety Advice

General Safety

This medicine must be administered only by a qualified healthcare professional. Do not attempt to self-inject. Inform your doctor about all medicines you take, especially blood thinners, diabetes medicines, and other hormonal products. Avoid alcohol while using this medicine because it can worsen drowsiness and dizziness. Do not drive or operate heavy machinery if you feel sleepy or dizzy after the injection. Tell your doctor immediately if you notice calf pain, chest pain, shortness of breath, severe headache, or vision changes. Keep all follow-up appointments so your doctor can monitor your response and adjust treatment if needed.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Limited data are available for elderly patients. Use with caution and individualize dose based on clinical status.

🤰 Pregnancy Planning (TTC)

If you are planning pregnancy, consult your doctor before using this medicine. It is often used as part of fertility treatment under medical supervision.

🏥 Post-Surgery Considerations

Inform your surgeon and anesthesiologist if you are taking this medicine before any surgery. It may affect blood clotting and interact with other medicines.

🦷 Dental Procedures

Inform your dentist if you are taking this medicine, especially before any dental surgery, as it may affect bleeding risk.

💚 Lifestyle Tips for Better Results

🏃
Maintain a healthy weight to support hormonal balance.
🥗
Engage in regular low-impact exercise as advised by your doctor.
😴
Avoid alcohol and smoking.
💧
Get adequate sleep to support overall well-being.
🧘
Manage stress through relaxation techniques like yoga or meditation.
🌞
Follow a balanced diet rich in fruits, vegetables, and whole grains.

🏋️ Exercise Considerations

Avoid strenuous exercise if you feel dizzy or drowsy after the injection. Consult your doctor before starting any new exercise routine.

🥗 Diet Recommendations

Include plenty of fruits and vegetables.
Choose whole grains over refined carbohydrates.
Stay well hydrated.
Limit caffeine and alcohol.
Include lean proteins and healthy fats.

💼 Impact on Daily Work & Life

This medicine may cause drowsiness or dizziness in some people. Avoid driving or operating heavy machinery until you know how it affects you. Plan your work schedule around your injection appointments.

🛑 When to Stop This Medicine

Do not stop this medicine without consulting your doctor. Your doctor will determine the appropriate duration of treatment based on your condition and response.

📅 Long-Term Use Effects

Long-term use of this medicine should be under medical supervision. Prolonged use may increase the risk of blood clots, liver problems, and fluid retention. Regular monitoring of liver function and clinical response is advised. Discuss with your doctor if you need treatment for more than a few weeks.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Oral progesterone

Oral micronized progesterone is an alternative for some indications, but it may have different absorption and side effect profiles.

Evidence: Well-established
Vaginal progesterone

Vaginal suppositories or gels are commonly used for luteal support and may be preferred in some cases.

Evidence: Well-established

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

No specific vaccine interactions are established from the available information. Consult your doctor before receiving any vaccine while on this medicine.

📦 Storage Guide

✅ DO

Store at room temperature (15-30°C)

❌ DON'T

Do not freeze

✅ DO

Keep in original container

❌ DON'T

Do not transfer to unmarked containers

✅ DO

Keep away from direct sunlight

❌ DON'T

Do not store in bathroom cabinet

✈️ Traveling with This Medicine

If you need to travel while on this medicine, carry it in its original packaging with the prescription label. Keep a copy of your prescription with you. Since it is an injection, you may need to arrange for administration by a healthcare professional at your destination. Store it at room temperature and protect it from extreme heat or cold. Check airline and customs regulations for carrying injectable medicines.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 32-year-old woman undergoing IVF treatment
She was prescribed this medicine for luteal phase support after embryo transfer. She received daily injections at the clinic. She experienced mild injection site pain and breast tenderness, which were manageable. She followed her doctor's advice and avoided alcohol. She successfully maintained her pregnancy.
💡 Lesson: Consistent daily injections and close follow-up with the fertility specialist are key to successful outcomes.
👤 A 28-year-old woman with secondary amenorrhea due to progesterone deficiency
She was given this medicine as part of her treatment. She noticed improvement in her menstrual cycle after a few weeks. She reported mild drowsiness after injections, so she avoided driving on injection days. She kept all her monitoring appointments.
💡 Lesson: Reporting side effects like drowsiness to your doctor helps in planning daily activities safely.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: The onset of action depends on the clinical effect. Endometrial changes may begin within 24-48 hours, but full effect may take several days.

Q: Is this injection painful?

A: Some patients experience pain, redness, or swelling at the injection site. This is usually mild and temporary.

Q: Can I self-administer this injection?

A: No, this medicine must be given by a qualified healthcare professional.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I take this medicine long-term?
  • Will it affect my kidney function?
  • Can I drive after taking this medicine?
  • Does it interact with my blood pressure medicine?
  • What if I miss a dose?
  • Can I drink alcohol while taking this?

🔄 Substitutes for stable 500mg injection

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: Progesterone injections can be self-administered at home.
    Fact: This medicine must be given by a qualified healthcare professional to ensure proper technique and safety.
  • Myth: Progesterone injections are only for women trying to conceive.
    Fact: They are also used for other gynecological conditions such as secondary amenorrhea and luteal phase support.
  • Myth: Progesterone injections cause immediate weight gain.
    Fact: Some patients may experience fluid retention, but significant weight gain is not a common effect.

🔄 Alternative Options

Generic Alternatives

  • Progesterone injection

Brand Alternatives

  • Progeny 500 injection

📊 Comparison with Similar Medicines

[{"medicine":"Progeny 500 injection","active_ingredient":"Progesterone","strength":"500 mg","route":"Parenteral","release_type":"Immediate release"},{"medicine":"Hydroxyprogesterone caproate injection","active_ingredient":"Hydroxyprogesterone caproate","strength":"250 mg/mL","route":"Parenteral","release_type":"Sustained release"}]

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