PROGESTERONE
SENIOR
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FAMILY
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Certified Labs
NABH Accredited
60 mins collection
Not specified
Reports in
3 hrs
Measures
Amount of progesterone in a serum sample
Identifies
Helps assess if ovulation has occurred, evaluates early pregnancy, investigates infertility or abnormal bleeding
About The Test
What Is the Progesterone Test and Why Is It Important?
Progesterone is a vital hormone produced by the ovaries, adrenal glands, and the placenta during pregnancy. It prepares the uterus for pregnancy, supports the uterine lining, prevents early contractions, and contributes to breast development.
While commonly associated with female health, progesterone is also present in males in smaller amounts.
The test offers insights into ovulation, pregnancy health, and hormonal balance, and is used in fertility assessments and identifying causes of irregular bleeding.
What Does the Progesterone Test Measure?
This test measures the concentration of progesterone hormone in your bloodstream. Levels fluctuate with the menstrual cycle and pregnancy stage. Accurate interpretation depends on knowing the cycle day or gestation week.
When Is the Progesterone Test Usually Taken?
Timing is key. The test is typically taken:
- Around day 21 of a 28-day cycle to confirm ovulation
- During fertility evaluations
- In early pregnancy to assess risk of miscarriage
- To monitor high-risk pregnancies
- When evaluating abnormal bleeding
- To monitor progesterone therapy effectiveness
Are There Any Risks or Limitations?
Risks
- Minor pain or bruising at the needle site
- Rare fainting or infection
Limitations
- Only reflects hormone level at the test moment
- Must be timed accurately within the cycle
- Can vary between individuals and cycles
- Affected by hormone medications
List of Parameters
What Parameters Are Evaluated?
Progesterone (P4) concentration: Typically reported in ng/mL or nmol/L
The report will include your result and reference range for interpretation.
Why This Test
Who Should Consider Taking the Progesterone Test?
You may need this test if you:
- Are trying to conceive
- Are undergoing fertility treatment
- Are pregnant with symptoms like spotting
- Have irregular periods or bleeding
- Are on progesterone therapy
- Are being evaluated for adrenal or luteal phase issues
Benefits
The Advantages of the Progesterone Test for Your Health
- Confirms ovulation
- Assesses luteal phase adequacy
- Helps diagnose fertility issues
- Monitors early pregnancy health
- Guides fertility or hormone treatment
- Offers reassurance through data
What Conditions Can the Progesterone Test Help Diagnose or Evaluate?
- Anovulation
- Luteal phase defect
- Miscarriage or ectopic pregnancy risk
- Ovarian cysts or tumours
- Congenital adrenal hyperplasia (as part of a panel)
Test Preparation
Preparing for Your Progesterone Test
- Fasting is usually not required
- Timing based on your cycle is essential
- Doctor’s prescription may be needed
- Inform staff about medications and last period date
Test Procedure
- Blood draw from arm by trained phlebotomist
- Clean site, draw sample, apply bandage
Caution Before the Test
Inform your doctor and technician if:
- You take hormone treatments or supplements
- You are on birth control
- You have a bleeding disorder or faint easily
- You know your last menstrual period or pregnancy week
Test Results
Interpreting the Results of Your Progesterone Test Interpretation depends on cycle phase, pregnancy stage, and other clinical details. Your doctor will compare your result to the appropriate reference range.
| Context | Example Range | Interpretation |
|---|---|---|
| Follicular phase | <1 ng/mL | Expected low before ovulation |
| Mid-luteal phase | >5-10 ng/mL | Suggests ovulation occurred |
| First trimester | ~10-45 ng/mL | Low may indicate risk to pregnancy |
| Second trimester | ~40-150 ng/mL | Rising levels expected |
| Third trimester | ~60-260 ng/mL | Highest levels during pregnancy |
| Postmenopausal | <1 ng/mL | Expected low level |
FAQs
Why is cycle timing important?
Hormone levels change across your cycle. Timing ensures correct interpretation.
Does the test hurt?
You may feel a quick pinch, like any blood draw.
When will I get results?
Usually within 1–3 business days at Cadabam’s Diagnostics.
What does low progesterone mean?
Could indicate no ovulation or insufficient luteal support for pregnancy.
Can I take the test while on birth control?
Yes, but it may affect the result. Inform your doctor.
What if my results are abnormal?
Your doctor may suggest follow-up tests, hormone therapy, or fertility treatments.