Immunosuppressant Drug Profile 4 Test
Comprehensive Therapeutic Drug Monitoring for Transplant Patients
The Immunosuppressant Drug Profile 4 Test represents a cornerstone of modern transplant medicine, providing essential monitoring for patients receiving critical immunosuppressive medications. This advanced therapeutic drug monitoring test is specifically designed to measure trough levels of Tacrolimus and Everolimus, two vital immunosuppressant drugs that prevent organ rejection in transplant recipients. By ensuring these medications remain within their therapeutic windows, healthcare providers can optimize treatment outcomes while minimizing potential adverse effects.
What Does the Immunosuppressant Drug Profile 4 Test Measure?
This sophisticated test utilizes cutting-edge Liquid Chromatography-Mass Spectrometry/Mass Spectrometry (LC-MS/MS) technology to precisely quantify:
- Tacrolimus Levels: A calcineurin inhibitor that suppresses T-cell activation and proliferation
- Everolimus Levels: An mTOR inhibitor that blocks T-cell proliferation and antibody production
The test specifically measures trough concentrations—the lowest drug levels in the bloodstream just before the next scheduled dose. This timing is crucial for accurate therapeutic monitoring and dosage adjustments.
Who Should Consider This Test?
The Immunosuppressant Drug Profile 4 Test is essential for:
- Organ Transplant Recipients: Patients who have received kidney, liver, heart, or other organ transplants
- Patients Showing Symptoms of Toxicity: Including tremors, headaches, hypertension, or kidney dysfunction
- Individuals with Suspected Under-immunosuppression: Showing signs of potential organ rejection
- Patients with Changing Medical Conditions: Those experiencing weight fluctuations, liver impairment, or drug interactions
- Long-term Transplant Survivors: Requiring ongoing monitoring for maintenance therapy
Key Benefits of Immunosuppressant Drug Monitoring
- Prevention of Organ Rejection: Ensures adequate immunosuppression to protect transplanted organs
- Toxicity Reduction: Helps prevent drug-related side effects and organ damage
- Personalized Dosing: Enables customized medication regimens based on individual metabolism
- Early Problem Detection: Identifies absorption issues or drug interactions before they cause serious complications
- Improved Long-term Outcomes: Contributes to better transplant survival rates and patient quality of life
Understanding Your Test Results
Your test results will provide precise measurements of Tacrolimus and Everolimus concentrations in nanograms per milliliter (ng/mL). Interpretation should always be done by your healthcare provider, who will consider:
- Therapeutic Ranges: Target levels specific to your transplant type and time since transplantation
- Clinical Symptoms: Any signs of toxicity or rejection you may be experiencing
- Concurrent Medications: Potential drug interactions that could affect immunosuppressant levels
- Individual Factors: Your age, kidney function, and overall health status
Results outside the therapeutic range may indicate the need for dosage adjustments, additional monitoring, or investigation of potential compliance issues.
Test Pricing and Availability
| Test Name | Discount Price | Regular Price |
|---|---|---|
| Immunosuppressant Drug Profile 4 Test | $276 USD | $450 USD |
Convenient Testing Locations Across the USA
GGC DNA maintains testing facilities in all major metropolitan areas including New York, Los Angeles, Chicago, Houston, Phoenix, Philadelphia, San Antonio, San Diego, Dallas, San Jose, and many other cities nationwide. Our network ensures accessible therapeutic drug monitoring for transplant patients throughout the United States.
Take Control of Your Transplant Health Today
Regular monitoring of immunosuppressant drug levels is not just a medical necessity—it’s your key to long-term transplant success and quality of life. Don’t leave your health to chance. Our specialized team understands the unique needs of transplant patients and provides the precise, reliable testing you deserve.
Ready to schedule your Immunosuppressant Drug Profile 4 Test? Contact our dedicated transplant testing specialists at +1(267) 388-9828 or book your appointment online. Same-day results available when samples are received by 5 pm.

