Digitoxin Test
Also known as: Digitoxin Level Test
Digitoxin Test test available at DNA Labs India for ₹17,000. Uses Immunoassay on Serum samples. Results in Reports are typically available after 2-3 weeks from sample collection.. Free home collection in 300+ cities across India.
🩺 Medically Reviewed By
Dr Ramarao Paidisetty
Consultant Biochemist · Reg: 21504
Last reviewed: September 7, 2026
Overview
The primary purpose of the Digitoxin Test is to monitor the blood levels of digitoxin in patients undergoing treatment for heart conditions. This helps in assessing therapeutic efficacy, adjusting dosages, and identifying potential toxicity to prevent adverse effects.
- Test Code
- 496
- Price
- ₹17,000
- Sample Type
- Serum
- Result Time
- Reports are typically available after 2-3 weeks from sample collection.
- Fasting Required
- No
- Method
- Immunoassay
Sample Collection
Ideal sampling time: just before the next dose is due at steady state. Duly filled Test Send Out Consent Form (Form 35) is mandatory.
Method: Venipuncture
Laboratory Analysis
Blood sample is drawn from a vein in the arm using standard venipuncture technique.
Report Delivery
Apply pressure to the puncture site to prevent bleeding. Sample is processed and shipped refrigerated or frozen.
Timeline: Reports are typically available after 2-3 weeks from sample collection.
Patient Instructions
About This Test
Who Should Get This Test
The primary purpose of the Digitoxin Test is to monitor the blood levels of digitoxin in patients undergoing treatment for heart conditions. This helps in assessing therapeutic efficacy, adjusting dosages, and identifying potential toxicity to prevent adverse effects.
How to Prepare
- Ideal sampling time: just before the next dose is due at steady state.
- Duly filled Test Send Out Consent Form (Form 35) is mandatory.
- Use 2 mL (1 mL min.) serum from 1 Red Top (No Additive) tube.
- Do not use SST gel barrier tubes.
- Separate serum from cells immediately.
- Ship refrigerated or frozen.
Doctor's Notes
Reviewed by Dr Ramarao Paidisetty — MBBS, MD (Biochemistry) · Reg. No. 21504
"Regular monitoring of digitoxin levels is essential to prevent toxicity and ensure optimal treatment for heart failure and atrial fibrillation."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Hemolyzed sample
- Incorrect tube type (e.g., SST gel barrier tubes)
- Insufficient sample volume
- Missing or incomplete consent form
Understanding Your Results
Subtherapeutic levels; may indicate need for dose increase or poor adherence.
Level: Below therapeutic range (15 ng/mL)
Optimal for therapeutic effect; maintain current dosage with monitoring.
Level: Within therapeutic range (15-25 ng/mL)
Risk of toxicity; consider dose reduction and monitor for symptoms.
Level: Above therapeutic range (>25 ng/mL)
If you experience symptoms like nausea, vomiting, confusion, visual disturbances, or irregular heartbeat, or if your test results are outside the therapeutic range.
Limitations
- ⚠May not reflect tissue concentrations
- ⚠Cross-reactivity with digoxin or other glycosides
- ⚠Results affected by timing of dose relative to sample collection
Risks & Considerations
- ●Minor bruising or pain at the puncture site
- ●Rare risk of infection
- ●Lightheadedness or fainting during blood draw
Interfering Factors
- ●Other cardiac medications
- ●Renal impairment
- ●Hepatic dysfunction
- ●Electrolyte imbalances (e.g., hypokalemia)
Compare With Similar Tests
| Test | Digitoxin Test | Digoxin Test | Cardiac Enzymes Test | Renal Function Test |
|---|---|---|---|---|
| Comparison | Digitoxin Test |
Frequently Asked Questions
What is a Digitoxin Test?
Why is the Digitoxin Test necessary?
What are the symptoms of digitoxin toxicity?
How is the test performed?
What is the cost of the Digitoxin Test?
Is fasting required for the test?
What is the ideal time for sample collection?
How long does it take to get results?
What do the results mean?
Are there any risks associated with the test?
How can I book the test?
Is home collection available?
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