A B Phylline Caps
Sun Pharma - Capsule - 15 S
₹300
Prescription required
Prescription requiredSun PharmaGYNAECOLOGICAL
Susten 300 mg Capsule
Progesterone (Natural Micronized) (300mg)
Susten 300 mg Capsule is used for treatment of Female infertility Hormone replacement therapy.
Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated August 2026
₹553₹55.31 per capsule
100% genuine medicinesPharmacist-verified orderDelivered across India
Key details
Salt: Progesterone (Natural Micronized) (300mg)
Available variants: capsule 300 mg 10`S
Best price: ₹553 (₹55.31 per capsule)
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 300 mg Capsule
Susten 300 mg Capsule contains Progesterone (Natural Micronized) (300mg).
Uses of Susten 300 mg Capsule
Treatment of Female infertility Hormone replacement therapy
Key benefits
- In Treatment of Female infertility SustEN SR 300 Tablet contains progesterone
- a female hormone that is important in the regulation of ovulation and menstruation. It is used to cause menstrual periods in women who have not reached menopause but are not having periods due to a lack of natural progesterone in the body. This medicine helps to prepare the uterus for pregnancy by causing the uterus lining (endometrium) to thicken. This increases the chance of a successful pregnancy. You should use the medicine as prescribed for it to be effective. You may be asked to continue with this treatment for a period after becoming pregnant. In Hormone replacement therapy Hormone placement therapy (HRT) is a treatment to relieve symptoms of menopause such as hot flushes
- night sweats
- mood swings
- vaginal dryness
- and reduced sex drive. Since menopause can last for several years
- this treatment can make a big improvement to your daily life and mood. Progesterone is one of two important hormones (the other being is estrogen) used in this treatment. However
- it may not treat all your symptoms
- consult with your doctor. You should use this medicine as it is prescribed
- and for as long as it is prescribed by your doctor. Show More
How Susten 300 mg Capsule works
SustEN SR 300 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 300 mg Capsule
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 300 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 300 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
Taking more Susten than prescribed can be harmful. If you suspect an overdose, contact a doctor or go to the nearest emergency department at once, and carry the pack or strip with you. In India the emergency number is 112.
Side effects of Susten 300 mg Capsule
Most side effects of Susten are mild and settle as the body adjusts. Reported side effects include:
- Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them
Stop the medicine and seek help immediately 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 300 mg Capsule
| Pregnancy | Pregnancy SAFE IF PRESCRIBED |
|---|---|
| Breastfeeding | Breast feeding CAUTION |
| Alcohol | Alcohol CAUTION |
| Driving | Driving UNSAFE |
| Kidney | Kidney CONSULT YOUR DOCTOR |
| Liver | Liver CAUTION |
| Habit forming | No |
Interactions with other medicines
Tell your doctor or pharmacist about every medicine you take, including over-the-counter products, vitamins and herbal or ayurvedic preparations, before starting Susten. Some combinations can change how Susten works or raise the chance of side effects.
How to store Susten 300 mg Capsule
Store Susten below 30°C in a cool, dry place away from direct sunlight and moisture. Keep the pack tightly closed and out of the reach of children. Do not use it after the expiry date printed on the pack.
Expert advice for Susten 300 mg Capsule
SustEN SR 300 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.
Manufacturer and class
- Manufacturer:
- SUN PHARMA
- Therapeutic class:
- GYNAECOLOGICAL
- Chemical class:
- Gluco/mineralocorticoids, progestogin derivative
Substitutes for Susten 300 mg Capsule
Medicines with the same active ingredient (Progesterone (Natural Micronized) (300mg)). Ask your doctor or pharmacist before switching brands.
| Medicine | Pack | Price | vs Susten 300 mg Capsule |
|---|---|---|---|
| Susten SR 300 TabletSUN PHARMA | tablet · 10 Tablet | ₹652 | 18% more |
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Susten 300 mg Capsule FAQs
What is Susten 300 mg Capsule used for?
Susten 300 mg Capsule 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 is the salt in Susten 300 mg Capsule?
Susten 300 mg Capsule contains Progesterone (Natural Micronized) (300mg). 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 300 mg Capsule?
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 300 mg Capsule work?
SustEN SR 300 Tablet is a progesterone (female hormone).
Is Susten 300 mg Capsule a prescription medicine?
Yes. Susten 300 mg Capsule 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 300 mg Capsule?
The side effects reported most often with Susten are Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them. 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 300 mg Capsule be taken during pregnancy?
Pregnancy SAFE IF PRESCRIBED Always tell your doctor if you are pregnant, planning a pregnancy or breastfeeding before starting Susten.
Can I drink alcohol while taking Susten 300 mg Capsule?
Alcohol CAUTION
What if I miss a dose of Susten 300 mg Capsule?
If you miss a dose of SustEN SR 300 Tablet, take it as soon as possible.
Is Susten 300 mg Capsule habit forming?
No. Susten 300 mg Capsule is not known to be habit forming when taken as prescribed.
How much does Susten 300 mg Capsule cost on PingMeDoc Pharmacy?
Susten 300 mg Capsule starts at ₹553 on PingMeDoc Pharmacy. Available in capsule 300 mg 10`S. Final price is confirmed at checkout and may vary by variant and location.
Who manufactures Susten 300 mg Capsule?
Susten 300 mg Capsule is manufactured by SUN PHARMA. PingMeDoc Pharmacy sources medicines only from licensed manufacturers and distributors.
How is Susten 300 mg Capsule delivered?
Susten 300 mg Capsule 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 300 mg Capsule, Quick facts
- Salt
- Progesterone (Natural Micronized) (300mg)
- Form
- capsule
- Best price
- ₹553 (₹55.31 per capsule)
- Prescription
- Required (Rx)
- Brand
- SUN PHARMA
- Manufacturer
- SUN PHARMA
- Therapeutic class
- GYNAECOLOGICAL
- Chemical class
- Gluco/mineralocorticoids, progestogin derivative
- Action class
- Natural Progesterone
- Habit forming
- No
- Variants
- capsule 300 mg 10`S
- Delivery
- Standard across India
References
The information on Susten 300 mg Capsule is compiled from the manufacturer's prescribing information and the sources below, and is reviewed by a registered medical practitioner. It does not replace advice from your own doctor.
- 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 300 mg Capsule.
- World Health Organization, ATC/DDD classification and Model Formulary for the active ingredient.
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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.