uniprogestin 50mg injection - Hydroxyprogesterone (50mg) medicine

Uniprogestin 50mg Injection: Complete Medicine Guide

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🏭 Torrent Pharmaceuticals Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 24, 2026
⚠️ Hepatotoxicity Risk 🤰 Pregnancy Category Hydroxyprogesterone is used to support pregnancy in specific conditions. It should only be used under medical supervision. The FDA has not assigned a pregnancy category, but it is considered safe when used as indicated. 📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Well-established for indicated uses.
Reviewed by
SaathiMed Expert Panel | Oct 24, 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

  • Sudden shortness of breath or chest pain
  • Severe headache with vision changes
  • Swelling or pain in one leg
  • Yellowing of skin or eyes
  • Severe allergic reaction (rash, itching, swelling of face or throat)
  • Persistent vomiting or severe abdominal pain

If experiencing severe symptoms, call emergency services immediately.

What is uniprogestin 50mg injection used for?

This medicine is a hydroxyprogesterone injection used to support pregnancy in women with a history of recurrent miscarriage or preterm birth. It works by mimicking natural progesterone to maintain the uterine lining and reduce contractions.

  • Generic Name: Hydroxyprogesterone (50mg)
  • Manufacturer: Torrent Pharmaceuticals Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 uniprogestin 50mg injection के बारे में (Hindi Summary)

उपयोग: यह दवा हाइड्रॉक्सीप्रोजेस्टेरोन का इंजेक्शन है, जिसका उपयोग गर्भावस्था को सहारा देने के लिए किया जाता है। यह उन महिलाओं के लिए है जिन्हें बार-बार गर्भपात होता है या समय से पहले प्रसव का खतरा होता है। यह दवा प्राकृतिक प्रोजेस्टेरोन की तरह काम करती है और गर्भाशय की परत को बनाए रखती है। यह इंजेक्शन के रूप में डॉक्टर द्वारा दी जाती है।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में इंजेक्शन की जगह पर दर्द, सूजन या लालिमा शामिल है। कुछ महिलाओं को मतली, सिरदर्द या स्तनों में कोमलता हो सकती है। गंभीर दुष्प्रभाव दुर्लभ हैं लेकिन रक्त के थक्के, एलर्जी या यकृत की समस्या हो सकती है। यदि सांस लेने में कठिनाई, सीने में दर्द या त्वचा का पीलापन हो तो तुरंत डॉक्टर से मिलें।

सुरक्षा सलाह: यह दवा केवल डॉक्टर द्वारा दी जानी चाहिए। खुद से इंजेक्शन न लगाएं। अपने डॉक्टर को अपनी पूरी मेडिकल हिस्ट्री बताएं, खासकर यदि आपको रक्त के थक्के, यकृत रोग या कैंसर है। नियमित जांच के लिए डॉक्टर के पास जाएं। लंबे समय तक बैठने से बचें। बिना डॉक्टर की सलाह के दवा बंद न करें।

💡 Did You Know? India is the largest provider of generic medicines globally, supplying over 50% of global vaccine demand.

💊 uniprogestin 50mg injection Uses & Benefits

[{"condition":"Recurrent miscarriage","description":"Used to support early pregnancy in women with a history of recurrent miscarriages due to luteal phase defect or progesterone deficiency.","evidence":"Well-established"},{"condition":"Preterm birth prevention","description":"Prescribed to reduce the risk of preterm delivery in women with a history of spontaneous preterm birth.","evidence":"Well-established"},{"condition":"Luteal phase support","description":"Used in assisted reproductive technology cycles to support the luteal phase and improve implantation rates.","evidence":"Well-established"},{"condition":"Menstrual irregularities","description":"Helps regulate menstrual cycles in women with progesterone deficiency.","evidence":"Moderate"}]

Off-label uses: [{"condition":"Endometrial hyperplasia","description":"Sometimes used off-label to treat endometrial hyperplasia, but evidence is limited.","evidence":"Limited"},{"condition":"Hormone replacement therapy","description":"Occasionally used in combination with estrogen for hormone replacement therapy in postmenopausal women.","evidence":"Limited"}]

Primary treatment for: Progesterone deficiency

Also treats: Recurrent miscarriage, Preterm birth, Luteal phase defect

📋 Drug Information

Generic Name(s)Hydroxyprogesterone (50mg)
Brand Nameuniprogestin 50mg injection
ManufacturerTorrent Pharmaceuticals Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassGYNAECOLOGICAL
Action ClassProgestins (First generation)
Route of AdministrationParenteral (intramuscular injection)
StorageStore at room temperature (15-30°C). Protect from light. Do not freeze.
Shelf Life24 months from the date of manufacture.
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
Administer this medicine only under the supervision of a qualified healthcare professional.
2
Monitor for signs of blood clots such as leg swelling or shortness of breath.
3
Regularly check liver function tests if using this medicine long-term.
4
Advise patients to avoid alcohol while on this therapy.
5
Ensure patients attend all scheduled follow-up appointments.
6
Report any unusual vaginal bleeding or severe abdominal pain immediately.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
History of recurrent miscarriage
This medicine is commonly prescribed for this.
Likely Use
✅
Risk of preterm birth
This medicine is used to prevent preterm birth.
Likely Use
❌
Fever
This medicine is not a fever reducer.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionThis medicine is administered as an intramuscular injection, so it bypasses the gastrointestinal tract. It is absorbed slowly from the injection site, providing a sustained release of the drug over several days.
DistributionAfter absorption, hydroxyprogesterone is distributed widely throughout the body, with high concentrations in the uterus, breasts, and adipose tissue. It crosses the placenta and is excreted in breast milk.
Protein BindingHydroxyprogesterone is approximately 90% bound to plasma proteins, primarily albumin.
MetabolismThis medicine is metabolized in the liver, primarily by reduction and conjugation with glucuronic acid. The metabolites are inactive.
Half-LifeThe elimination half-life of hydroxyprogesterone is approximately 7-10 hours after intramuscular injection.
ExcretionMetabolites are excreted mainly in the urine as glucuronide conjugates, with a small amount in the feces.
BioavailabilityBioavailability is high due to intramuscular administration, but the exact percentage is not well established.
Onset of ActionThe onset of action is gradual, typically within 24-48 hours after injection.
Peak Plasma TimePeak plasma concentrations are reached approximately 24-48 hours after intramuscular injection.
Duration of ActionThe duration of action is approximately 7-14 days, depending on the dose and individual factors.

How It Works

This medicine works by binding to progesterone receptors in the uterus and other reproductive tissues. Hydroxyprogesterone is a synthetic progestin that mimics the action of natural progesterone. By binding to these receptors, it helps maintain the endometrial lining, reduces uterine contractility, and supports the maintenance of pregnancy. It also inhibits the release of gonadotropin-releasing hormone, which can suppress ovulation. The exact mechanism for preventing preterm birth is not fully understood but is thought to involve relaxation of uterine smooth muscle and reduction of inflammatory mediators.

Mechanism Steps

1
Binding to progesterone receptors: Hydroxyprogesterone binds to progesterone receptors in the cytoplasm of target cells.
2
Receptor translocation: The drug-receptor complex moves into the nucleus and binds to specific DNA sequences.
3
Gene transcription: This binding alters gene transcription, leading to the production of specific proteins.
4
Physiological effects: The resulting proteins maintain the endometrium, reduce uterine contractility, and support pregnancy.

💡 How to Take uniprogestin 50mg injection

Strength: Injection: 50mg

1This medicine is given by a healthcare professional as an intramuscular injection.
2It is typically administered into the buttocks or upper arm.
3Do not self-administer.
4Follow your doctor's schedule for injections.

Dosage Information

Adult DosageThe dose of this medicine is individualized by a qualified clinician based on the indication, age, weight, and clinical response. For recurrent miscarriage, a common dose is 250-500 mg intramuscularly once weekly or as directed. For preterm birth prevention, 250 mg intramuscularly once weekly is typical. 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 DosageNo specific dosage adjustments are established for elderly patients. Use with caution and monitor closely.
Renal ImpairmentNo specific dosage adjustments are established for renal impairment. Use with caution.
Hepatic ImpairmentUse with caution in patients with hepatic impairment. Dose adjustment may be necessary.
Maximum Daily DoseNot established from the available information.

Dosage Timeline

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

🍽️ Food Timing Guide

With food
No specific timing required
This medicine is given by injection, so food does not affect it.
Grapefruit
Avoid
May increase drug levels by affecting liver enzymes.

⏰ What to Do If You Miss a Dose

📌 Less than half the dosing interval has passed
→ Contact your doctor to reschedule the injection as soon as possible.
💡 Do not attempt to self-administer.
📌 More than half the dosing interval has passed
→ Skip the missed dose and continue with the next scheduled dose.
💡 Do not double the dose.

⚠️ Side Effects of uniprogestin 50mg injection

✅ Common Side Effects

Injection site pain (Common (5-10%))
Apply a cold compress to the area. Consult doctor if pain persists.
Nausea (Common (5-10%))
Take with food if possible. Consult doctor if severe.
Headache (Common (5-10%))
Rest and stay hydrated. Consult doctor if persistent.
Breast tenderness (Common (5-10%))
Wear a supportive bra. Consult doctor if severe.

🚨 Serious Side Effects

Blood clots (thromboembolism) (Rare (<0.1%))
Seek immediate medical attention if you experience sudden shortness of breath, chest pain, or leg swelling.
Allergic reaction (Rare (<0.1%))
Seek emergency help if you notice rash, itching, swelling of face or throat, or difficulty breathing.
Liver problems (Rare (<0.1%))
Report yellowing of skin or eyes, dark urine, or severe abdominal pain to your doctor immediately.

⚠️ Rare Side Effects

Depression
Consult your doctor if you feel persistently sad or hopeless.
Fluid retention
Report swelling in ankles or feet to your doctor.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Warfarin Major
Rifampicin Major
Carbamazepine Moderate
St. John's Wort Moderate

🚨 Major Interactions

  • Warfarin
  • Rifampicin

⚡ Moderate Interactions

  • Carbamazepine
  • St. John's Wort

🍷 Alcohol Interaction

Alcohol may increase the risk of liver problems and worsen side effects such as drowsiness or mood changes. It is advisable to avoid alcohol while using this medicine.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Known allergy to hydroxyprogesterone or any component of the formulation","History of blood clots (thrombophlebitis, pulmonary embolism)","Liver disease","Breast cancer","Undiagnosed vaginal bleeding"]

⚠️ Warnings & Precautions

["Use with caution in patients with a history of blood clots.","May cause fluid retention; use with caution in patients with heart or kidney disease.","May affect blood sugar levels; monitor in diabetic patients.","May cause mood changes; advise patients to report persistent depression.","Not for use in men or children."]

🤱 Lactation Safety

Hydroxyprogesterone is excreted in breast milk. Consult your doctor before using this medicine while breastfeeding. It may affect milk production.

💊 Overdose Management

Overdose is unlikely due to intramuscular administration. If overdose is suspected, seek immediate medical attention. Treatment is symptomatic and supportive.

⏰ Missed Dose

If you miss a scheduled injection, contact your doctor as soon as possible to reschedule. Do not double the dose.

Additional Safety Advice

General Safety

This medicine must only be given by a healthcare professional. Do not attempt to self-administer. Inform your doctor if you are pregnant, planning to become pregnant, or breastfeeding. Before starting treatment, provide a complete medical history, especially if you have had blood clots, liver disease, or cancer. Regular follow-up visits are necessary to monitor your response and check for any complications. Avoid prolonged sitting or immobility, as this can increase the risk of blood clots. If you miss an appointment for your injection, contact your doctor to reschedule as soon as possible. Do not stop treatment without consulting your doctor, as sudden discontinuation may cause withdrawal bleeding or other hormonal imbalances. Keep all appointments for blood tests and ultrasounds as recommended.

👴 Special Considerations for Elderly

💡 For Patients Above 65

This medicine is not typically used in elderly women unless specifically indicated. Use with caution and monitor for side effects.

🤰 Pregnancy Planning (TTC)

If you are planning to become pregnant, consult your doctor before using this medicine. It may be prescribed to support early pregnancy in certain conditions.

🏥 Post-Surgery Considerations

Inform your surgeon if you are taking this medicine, as it may affect blood clotting. Your doctor may advise temporary discontinuation before surgery.

🦷 Dental Procedures

Inform your dentist if you are taking this medicine. It may increase the risk of bleeding during dental procedures.

💚 Lifestyle Tips for Better Results

🏃
Maintain a healthy weight to reduce the risk of complications.
🥗
Stay active with light exercises like walking or swimming.
😴
Avoid prolonged sitting or immobility to prevent blood clots.
💧
Eat a balanced diet rich in fruits and vegetables.
🧘
Get adequate rest and manage stress.

🏋️ Exercise Considerations

Avoid strenuous exercise or activities that may increase the risk of falls or injury. Light to moderate exercise is generally safe, but consult your doctor before starting any new routine.

🥗 Diet Recommendations

Include plenty of fluids to stay hydrated.
Limit caffeine and alcohol intake.
Eat small, frequent meals if you experience nausea.
Include fiber-rich foods to prevent constipation.

💼 Impact on Daily Work & Life

This medicine may cause drowsiness or dizziness in some people. Avoid driving or operating heavy machinery if you feel affected. Most women can continue their normal activities, but listen to your body and rest when needed.

🛑 When to Stop This Medicine

Do not stop this medicine without consulting your doctor. Stopping suddenly may cause hormonal imbalances or withdrawal bleeding. Your doctor will advise you on the appropriate duration of treatment.

📅 Long-Term Use Effects

Long-term use of this medicine may increase the risk of blood clots, liver problems, and fluid retention. Regular monitoring of liver function and blood pressure is recommended. Discuss with your doctor if you need to use it for more than a few months.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Natural progesterone supplements

May be used as an alternative, but consult your doctor before switching.

Evidence: Limited
Lifestyle modifications

Stress reduction and adequate rest can complement medical therapy.

Evidence: Moderate

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

No specific interactions with vaccines are known. However, 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 refrigerate unless specified

✅ 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

Carry this medicine in its original packaging with a copy of your prescription. Store at room temperature and protect from light. If traveling across time zones, consult your doctor about adjusting injection timing. Keep a cool pack if necessary but do not freeze. Declare it to customs if required.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 32-year-old woman with a history of two miscarriages
She was prescribed this medicine weekly starting from early pregnancy. She followed the schedule diligently and delivered a healthy baby at full term. She reported mild injection site pain but no other significant side effects.
💡 Lesson: Consistent use of this medicine as prescribed can help support pregnancy in women with recurrent miscarriage.
👤 A 28-year-old woman at risk of preterm birth
She received weekly injections of this medicine from 16 weeks of pregnancy. She experienced mild nausea but managed it well. She delivered at 38 weeks without complications.
💡 Lesson: This medicine can effectively reduce the risk of preterm birth when used as directed.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: This medicine starts working within 24-48 hours after injection, but its full effects may take several days to weeks.

Q: Is this medicine safe during pregnancy?

A: Yes, it is used to support pregnancy in specific conditions. However, it should only be used under medical supervision.

Q: Can I take this medicine orally?

A: No, this medicine is only available as an injection and must be given by a healthcare professional.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

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

🛑 Myths vs. Facts

  • Myth: This medicine can be taken orally.
    Fact: This medicine is only available as an injection and must be given by a healthcare professional.
  • Myth: This medicine is safe for everyone.
    Fact: It is contraindicated in certain conditions such as liver disease and blood clotting disorders.

🔄 Alternative Options

Generic Alternatives

  • Hydroxyprogesterone injection

Brand Alternatives

  • Uniprogestin 50mg injection

📊 Comparison with Similar Medicines

[{"medicine":"Hydroxyprogesterone","strength":"50mg","route":"Intramuscular","use":"Pregnancy support"},{"medicine":"Progesterone","strength":"Varies","route":"Intramuscular","use":"Pregnancy support"}]

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