Description
Susten 100 mg/1ml Injection – Uses, Dosage, Benefits, Side Effects & Online Price
What is Susten 100 mg/1ml Injection?
Susten 100 mg/1ml Injection is a prescription medicine that contains natural micronized progesterone, a crucial female reproductive hormone. It is commonly used in fertility treatments, hormone replacement therapy (HRT), and to support early pregnancy in women with low progesterone levels.
This injectable form of progesterone is ideal for women who cannot take oral pills or need a more effective method for hormone regulation.
Composition
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Active Ingredient: Natural Micronized Progesterone – 100 mg
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Form: Injectable solution
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Volume: 1 ml
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Route: Intramuscular or subcutaneous (administered by a healthcare provider)
Brand Names
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Susten 100 mg Injection (Sun Pharma)
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Natural Progesterone Injection 100 mg
Uses of Susten 100 mg/1ml Injection
Here are the key medical conditions where this injection is recommended:
1. Progesterone Deficiency
Supports hormonal balance in women with insufficient progesterone, preventing menstrual disorders and infertility.
2. Infertility Treatment
Used during assisted reproductive techniques like IVF to support ovulation, implantation, and pregnancy maintenance.
3. Luteal Phase Support
Helps thicken the uterine lining during the luteal phase, promoting embryo implantation.
4. Threatened or Recurrent Miscarriage
Prescribed to prevent miscarriage in women with a history of recurrent pregnancy loss or spotting in early pregnancy.
5. Hormone Replacement Therapy (HRT)
Combined with estrogen to protect the uterus lining and prevent endometrial hyperplasia in postmenopausal women.
6. Amenorrhea (Missed Periods)
Induces withdrawal bleeding in women who haven’t had their periods due to hormonal imbalance.
How Does Susten 100 mg/1ml Injection Work?
Progesterone is essential for preparing the uterus for pregnancy, maintaining the uterine lining, and supporting embryo implantation. Susten 100 mg mimics the action of natural progesterone, making up for its deficiency.
This injection is absorbed directly into the bloodstream, ensuring faster and more consistent effects compared to oral forms.
How is Susten 100 mg Injection Administered?
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Route: Intramuscular (IM) or subcutaneous (SC)
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By Whom: Must be administered by a trained healthcare professional
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Frequency: Daily or as prescribed during fertility treatment or HRT
Do not self-inject. Always follow medical guidance.
Recommended Dosage
| Condition | Typical Dosage |
|---|---|
| Luteal Phase Support | 100 mg once daily |
| Pregnancy Support (IVF) | 100–200 mg daily |
| Amenorrhea | 5–10 days, as directed |
| HRT | Combined with estrogen, cycle-based |
Note: Dosage depends on age, medical condition, and treatment goals.
Side Effects of Susten 100 mg/1ml Injection
While usually well-tolerated, some patients may experience the following:
Common Side Effects:
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Breast tenderness
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Bloating
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Nausea
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Headache
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Dizziness
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Pain or irritation at injection site
Rare Side Effects:
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Depression
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Sleep disturbances
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Allergic reactions
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Abnormal vaginal bleeding
If any of these persist or worsen, consult your doctor immediately.
Safety Precautions & Warnings
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Pregnancy: Safe under prescription during early pregnancy
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Breastfeeding: Consult your doctor before using
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Liver/Kidney Disease: Use with caution
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Heart Disease: Monitor blood pressure if using long-term
Avoid alcohol and self-medication during treatment.
Storage Instructions
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Store below 25°C
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Protect from light and moisture
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Keep out of reach of children
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Do not freeze
Buy Susten 100 mg/1ml Injection Online
Now you can buy Susten 100 mg Injection online from trusted pharmacies at the lowest price and get delivery at your doorstep.
Why Buy Online?
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Certified products
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Prescription assistance
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Fast & discreet delivery
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Affordable pricing
Order Susten 100 mg Injection online today and support your reproductive health.
FAQs (Frequently Asked Questions)
Q1: Can Susten 100 mg help in getting pregnant?
Yes. It helps support ovulation, embryo implantation, and pregnancy maintenance.
Q2: Is this injection painful?
Some mild pain or swelling at the injection site may occur but usually goes away quickly.
Q3: Is it safe during early pregnancy?
Yes, it is commonly prescribed during the first trimester to support the pregnancy.
Q4: How long should I use Susten 100 mg Injection?
As advised by your fertility specialist — often up to 12 weeks of gestation or longer if needed.
Q5: Can I self-inject Susten 100 mg/1ml?
No. This medicine must be administered by a licensed healthcare provider.






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