A B Phylline Caps
Sun Pharma - Capsule - 15 S
₹285₹300
Save ₹15
Prescription required
Prescription requiredSun PharmaGYNAECOLOGICAL
Susten SR 400
Progesterone (Natural Micronized) (400mg)
₹708MRP ₹7455% offIn stock
Order on WhatsAppDelivered across India, usually 8–11 days after the order is confirmed. ₹49 delivery, free above ₹999.
Cash on delivery available — pay when your order arrives
This medicine needs a prescription.
You can pay now and add the prescription afterwards. We pack your order only after a pharmacist verifies it.
Upload prescriptionNo prescription? A doctor will call you (free)
A doctor decides whether a prescription can be issued. If it is not issued, the prescription items in your order are cancelled and refunded. You choose this at checkout.
Susten SR 400 is used for treatment of Female infertility Hormone replacement therapy.
Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated October 2026
Licensed pharmacyPharmacist-verified orderDelivered across India
Key details
Salt: Progesterone (Natural Micronized) (400mg)
Available variants: NA 10`S
Best price: ₹708
MRP: ₹745
Prescription: Required
Manufacturer: SUN PHARMA
Ordering notes
Standard delivery across India. No same-day delivery nationally.
Chennai express delivery is possible and chargeable. Learn more
Returns & refunds: orders can be cancelled before dispatch; after dispatch, returns depend on the item category. Read the full policy
Composition of Susten SR 400
Susten SR 400 contains Progesterone (Natural Micronized) (400mg). It belongs to the Hormone preparation class of medicines.
Uses of Susten SR 400
Treatment of Female infertility Hormone replacement therapy
Benefits of Susten SR 400
- In Hormonal disorders
- Susten SR replaces, blocks or balances a hormone the body is making too little or too much of, correcting the symptoms that imbalance causes.
- In Fertility treatment
- Susten SR supports ovulation or prepares the body for pregnancy, as one step in the treatment plan your fertility specialist has made.
- In Hormone replacement
- Susten SR replaces hormones the body no longer produces, relieving symptoms such as hot flushes, night sweats and dryness after the menopause.
- In Contraception
- Susten SR prevents pregnancy reliably when taken as directed, and often makes periods lighter, more regular and less painful.
How Susten SR 400 works
SustEN SR 400 Tablet is a progesterone (female hormone). It helps to establish and maintain pregnancy. It also prevents the increase in thickness of the endometrium (lining of the uterus) caused by estrogen.
How to take Susten SR 400
Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. SustEN SR 400 Tablet should be taken with or after food.
Take it exactly as your doctor prescribed. Do not change the dose or stop early on your own.
Missed dose and overdose
If you miss a dose
If you miss a dose of SustEN SR 400 Tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.
If you take too much
An overdose of this medicine may cause nausea, vomiting and withdrawal bleeding. Do not wait for symptoms to appear — go to the nearest emergency department and take the pack or strip with you.
Side effects of Susten SR 400
Most side effects of Susten SR are mild and settle as the body gets used to the medicine. The ones reported most often are:
- Nausea
- Headache
- Breast tenderness
- Mood change
- Irregular bleeding
- Weight change
Stop the medicine and get help at once for a rash, swelling of the face or lips, wheezing or difficulty breathing. Tell your doctor about any side effect that persists or worries you.
Safety advice for Susten SR 400
- AlcoholCAUTION
- Alcohol may worsen the side effects of this medicine. Limit it.
- PregnancyUNSAFE
- Not recommended in pregnancy. It may harm the developing baby, so tell your doctor at once if you are or might be pregnant.
- Breast feedingCONSULT YOUR DOCTOR
- Consult your doctor before using this while breastfeeding.
- DrivingUNSAFE
- Do not drive or operate machinery while taking this medicine.
- KidneyCONSULT YOUR DOCTOR
- Consult your doctor if you have kidney disease.
- LiverCONSULT YOUR DOCTOR
- Consult your doctor if you have liver disease.
Warnings and precautions
Take a hormonal medicine at the same time every day; the effect depends on a steady level. Seek urgent care for sudden chest pain, breathlessness, severe headache, weakness on one side, or pain and swelling in a calf — hormone preparations can raise the risk of clots. Tell your doctor if you smoke, have migraine with aura, high blood pressure, or a family history of clots or breast cancer, before starting. Report any unusual or heavy vaginal bleeding to your doctor.
Do not take Susten SR if
Not for anyone with a known allergy to this medicine or to any ingredient in the pack. Not for people with a history of blood clots, certain hormone-sensitive cancers, or active liver disease. Several are contraindicated in pregnancy.
Interactions with other medicines
Rifampicin, several anti-epileptics and St John's wort make hormonal contraception unreliable. Tell your doctor about every medicine, supplement and herbal product you take.
How to store Susten SR 400
Store below 30°C in the original pack, away from direct sunlight and moisture. Keep out of the reach of children.
Quick tips for Susten SR 400
- SustEN SR 400 Tablet may also be used in the treatment of problems related to the menstrual period, such as amenorrhea (absence of periods).
- It also helps in the maintenance of pregnancy in women who are at higher risk of miscarriage.
- It should be taken with food.
- It may cause sleepiness or drowsiness.
- If this happens to you, do not drive or use machinery.
Related lab tests
People taking Susten SR are often asked to check these from time to time. Your doctor decides which and how often.
Manufacturer and class
- Manufacturer:
- SUN PHARMA
- Therapeutic class:
- GYNAECOLOGICAL
- Drug class:
- Hormone preparation
- Chemical class:
- Gluco/mineralocorticoids, progestogin derivative
Substitutes for Susten SR 400
Medicines with the same active ingredient (Progesterone (Natural Micronized) (400mg)). Ask your doctor or pharmacist before switching brands.
| Medicine | Pack | Price | vs Susten SR 400 |
|---|---|---|---|
| Naturogest 400 mg CapsuleZYDUS HEALTHCARE PHARMA | capsule · 10`S | ₹794 | 12% more |
| Naturogest SR 400ZYDUS HEALTHCARE PHARMA | 10`S | ₹893 | 26% more |
More from Sun Pharma
View categories5% offRx
A B Phylline N Tab
Sun Pharma - Tablet - 10 S
₹245.10₹258
Save ₹12.90
Prescription required
5% offRx
A B Phylline SR 200MG Tab
Sun Pharma - Tablet - 200 mg - 10 S
₹296.40₹312
Save ₹15.60
Prescription required
5% offRx
A B Phylline Syrup
Sun Pharma - Syrup - 100 ml
₹173.67₹182.81
Save ₹9.14
Prescription required
10% offRx
Acamprol Tablet
Sun Pharma - Tablet - 6 Tablet
₹105.48₹117.19
Save ₹11.71
Prescription required
Actapro 100MG
Sun Pharma - 100 mg - 15 S
₹281.44₹296.25
Save ₹14.81
Prescription required
Actapro Od Tab
Sun Pharma - Tablet - 100mg - 10 S
₹475₹500
Save ₹25
Prescription required
Acucal Tab
Sun Pharma - Tablet - 100mg + 200IU + 200mg - 10 S
₹81.94₹86.25
Save ₹4.31
More in Other Hormones
View categories
Caricom Tab
Comed Chemicals - Tablet - 15 S
₹387.21₹407.58
Save ₹20.37
Prescription required
Com-D3 Strong Cap
Comed Chemicals - Capsule - 1500mcg + 50mg + 0.25mcg + 7.5mg + 45mcg + 1250mg + 800mcg - 10 S
₹243.95₹256.78
Save ₹12.83
Prescription required
Cortimax Sus
Zuventus Healthcare Ltd - 30 ml
₹90.68₹95.45
Save ₹4.77
Prescription required
Desowen Lotion
Galderma India Pvt Ltd - Lotion - 0.05%W/W - 30 ml
₹302.10₹318
Save ₹15.90
Prescription required
Dobecure Cream
Walfs Pharma - Cream - 5%W/W + 0.25%W/W + 0.25%W/W + 3%W/W - 30 G
₹128.25₹135
Save ₹6.75
Prescription required
Dronis-P 4MG Tab
Sun Pharma - Tablet - 4 mg - 24 S
₹456₹480
Save ₹24
Prescription required
5% offRx
Eglucent Mix 25 Kwikpen
Lupin Lab - 3 ml
₹1,415.50₹1,490
Save ₹74.50
Prescription required
Essendo-E2 Tab
Olympus - Tablet - 2mg - 28 S
₹355.36₹374.06
Save ₹18.70
Prescription required
Popular on PingMeDoc Pharmacy
View categories10% offRx
Zedott Baby Sachet
Torrent Pharmaceuticals Ltd - Powder - 1 G
₹19.49₹21.65
Save ₹2.16
Prescription required
Zeepam Injection
Tamman Titoe Pharma Pvt Ltd - Injection - 2 ml
₹12.38
Prescription required
Available in store
In-store
Whisper Ultra Soft 2X Pads Xl
Procter & Gamble Hygiene And Health Care Ltd - 6 Piece
₹70
Zerolac Powder
Raptokos & Brett - Powder - 400 G
₹308
Xyzal Nasal Spray
Dr Reddys Laboratories Ltd - Spray - 6 G
₹529.46₹588.28
Save ₹58.82
Prescription required
Xyzal Syrup
Dr Reddys Laboratories Ltd - Syrup - 60 ml
₹167.49₹186.09
Save ₹18.60
Zincolife Syrup
Mankind (Pharma) - Syrup - 50 ml
₹76.07₹84.52
Save ₹8.45
Prescription required
Zincovit Tablet
Apex Laboratories Ltd - Tablet - 15 Tablet
₹96.91₹107.67
Save ₹10.76
Susten SR 400 FAQs
What is Susten SR 400 used for?
Susten SR 400 is commonly used for Treatment of Female infertility Hormone replacement therapy. Always follow your doctor's advice, this information is for educational purposes and not a substitute for professional medical guidance.
What are the benefits of Susten SR 400?
Hormonal disorders: Susten SR replaces, blocks or balances a hormone the body is making too little or too much of, correcting the symptoms that imbalance causes. It is also used for fertility treatment, hormone replacement, contraception.
What is the salt in Susten SR 400?
Susten SR 400 contains Progesterone (Natural Micronized) (400mg). If you are allergic to any of these active ingredients or excipients, do not take this medicine and speak to your doctor first.
How should I take Susten SR 400?
Take this medicine in the dose and duration as advised by your doctor. Take it exactly as prescribed; do not change the dose or stop early without talking to your doctor.
How does Susten SR 400 work?
SustEN SR 400 Tablet is a progesterone (female hormone).
Is Susten SR 400 a prescription medicine?
Yes. Susten SR 400 is a prescription-only (Rx) medicine. Upload a valid prescription from a registered medical practitioner during checkout. We cannot dispense it without a valid Rx.
What are the common side effects of Susten SR 400?
The side effects reported most often with Susten SR are Nausea, Headache, Breast tenderness, Mood change, Irregular bleeding. Most are mild and settle as the body adjusts; tell your doctor if any of them persist or worry you, and stop the medicine and seek help at once for a rash, swelling of the face or lips, or difficulty breathing.
Can Susten SR 400 be taken during pregnancy?
Susten SR 400 is not recommended in pregnancy. Always tell your doctor if you are pregnant, planning a pregnancy or breastfeeding before starting Susten SR.
Can I drink alcohol while taking Susten SR 400?
Limit alcohol while taking Susten SR 400; it can worsen the side effects.
What if I miss a dose of Susten SR 400?
If you miss a dose of SustEN SR 400 Tablet, take it as soon as possible.
Is Susten SR 400 habit forming?
No. Susten SR 400 is not known to be habit forming when taken as prescribed.
How much does Susten SR 400 cost on PingMeDoc Pharmacy?
Susten SR 400 starts at ₹708 (MRP ₹745) on PingMeDoc Pharmacy. Available in NA 10`S. Final price is confirmed at checkout and may vary by variant and location.
Who manufactures Susten SR 400?
Susten SR 400 is manufactured by SUN PHARMA. PingMeDoc Pharmacy sources medicines only from licensed manufacturers and distributors.
How is Susten SR 400 delivered?
Susten SR 400 is delivered across India via our licensed pharmacy partners. Standard delivery timelines are confirmed at checkout. Chennai customers can opt for chargeable same-city express delivery.
Susten SR 400, Quick facts
- Salt
- Progesterone (Natural Micronized) (400mg)
- Best price
- ₹708
- MRP
- ₹745
- Prescription
- Required (Rx)
- Brand
- SUN PHARMA
- Manufacturer
- SUN PHARMA
- Therapeutic class
- GYNAECOLOGICAL
- Drug class
- Hormone preparation
- Chemical class
- Gluco/mineralocorticoids, progestogin derivative
- Action class
- Natural Progesterone
- Habit forming
- No
- Variants
- NA 10`S
- Delivery
- Standard across India
References
Compiled from the manufacturer's prescribing information and the sources below, and reviewed by a registered pharmacist. It does not replace your own doctor's advice.
- PingMeDoc clinical monograph library — compiled from Indian package inserts, the Indian Pharmacopoeia
- CDSCO schedules and standard pharmacology references. Reviewed for patient readability. This is general information, not a substitute for your doctor's advice.
- Central Drugs Standard Control Organisation (CDSCO), Ministry of Health & Family Welfare, Government of India, approved drug and schedule listings.
- National List of Essential Medicines (NLEM) 2022, Government of India.
- Manufacturer's package insert / prescribing information for Susten SR 400.
- World Health Organization, ATC/DDD classification and Model Formulary for the active ingredient.
Next steps
Safety disclaimer
Product information is for general awareness and does not replace professional medical advice. Always follow a clinician's guidance and upload a valid prescription when required.