Test Price
2,500 AED✅ Home Collection Available
Warfarin Sensitivity Detection Test (CYP2C9 & VKORC1 Genotyping) in UAE | 2500 AED | DHA-Licensed Pharmacogenomic Profiling at DNA Labs UAE
Executive Summary & Core Metrics — Precision Warfarin Dosing Through Pharmacogenomic Profiling
- Accuracy Guarantee: 99.9% Diagnostic Sensitivity via ISO 9001:2015 Accredited Processing — targeting clinically actionable variants in CYP2C9 (*2, *3 alleles) and VKORC1 (-1639G>A promoter polymorphism) using PCR-Sequencing with bidirectional Sanger confirmation.
- Premium Logistics: VIP Mobile Phlebotomy & Temperature-Controlled Cold-Chain Home Collection available daily from 8 AM to 11 PM across all seven Emirates.
- Clinical Guidance: Complimentary Telephonic Post-Test Clinical Guidance with a qualified pharmacogenomics counsellor to support result interpretation and dose-adjustment context.
- Insurance: Direct Billing Verification via WhatsApp at +971 54 548 8731 — pre-authorisation confirmation within 60 minutes during business hours.
Test Overview & Methodology — Pharmacogenomic-Guided Anticoagulation
The Warfarin Sensitivity Detection Test identifies genetic variants in CYP2C9 and VKORC1 that directly influence warfarin metabolism and pharmacodynamic response, enabling clinicians to calculate an individualized therapeutic dose and significantly reduce the risk of major bleeding or thromboembolic events. In the UAE, where warfarin remains a cornerstone of anticoagulation therapy for atrial fibrillation, mechanical heart valves, and venous thromboembolism, this pharmacogenomic assay aligns with DHA Guidelines mandating precision medicine integration into standard haematological care pathways.
| Feature | Our Test (ISO-Accredited) | Standard Genotyping |
|---|---|---|
| Methodology | PCR-Sequencing with Bidirectional Sanger Confirmation (CYP2C9*2, *3; VKORC1 -1639G>A) | Single-direction PCR only; limited allele coverage |
| Analytical Sensitivity | 99.9% — ISO 9001:2015 Validated | ~95–97% — Non-ISO facilities |
| Turnaround Time | 13 Calendar Days | 14–21+ Days |
| DHA Regulatory Compliance | Full DHA/MOHAP Conformity; Federal Decree-Law No. 4 of 2016 Compliant | Variable; may lack UAE-specific accreditation |
| Clinical Report | Haematologist-reviewed with dosing-algorithm interpretation | Genotype-only report without clinical correlation |
Physician Insight & Safety Protocols for Pharmacogenomic Testing
"Pharmacogenomic profiling for warfarin sensitivity empowers clinicians to tailor anticoagulant therapy from the first dose. However, it must be interpreted within the full clinical context, including hepatic function, concurrent medications, and INR trajectory. Genetic test results are an enduring part of the patient's medical record and should be reviewed by a qualified medical geneticist or pharmacogenomics specialist before clinical application."
— Lina Osama Zaki Quteineh, Consultant Medical Genetics | DHA Registration ID: 9294403
⚠ Clinical Advisory on Warfarin Management
Do not discontinue or alter your prescribed warfarin dosage without consulting your treating physician. This pharmacogenomic test provides supportive data for dose initiation and adjustment, but does not replace routine INR monitoring or clinical evaluation. Abrupt cessation of warfarin can precipitate life-threatening thromboembolic events including stroke, pulmonary embolism, or deep vein thrombosis.
🛑 Patient Safety — Exclusion Criteria & Emergency Red Flags
Exclusion Criteria (Do Not Proceed Without Physician Clearance):
- Active major bleeding (GI, intracranial, or retroperitoneal)
- Platelet count < 50,000/µL or known severe thrombocytopenia
- Recent major surgery within 72 hours
- Known hereditary bleeding diathesis (e.g., haemophilia A/B, von Willebrand disease type 3)
- Confirmed pregnancy — warfarin is FDA Category X; teratogenic risk
- Acute liver failure or decompensated cirrhosis (INR baseline unreliable)
Emergency Red Flags — Seek Immediate Medical Attention:
- INR > 10.0 or unrecordable on point-of-care device
- Frank haematuria, melaena, or haematemesis
- Sudden severe headache with neurological deficit (rule out intracranial haemorrhage)
- Extensive spontaneous ecchymosis or petechial rash
- Syncope with suspected internal bleeding
- Persistent epistaxis unresponsive to compression beyond 20 minutes
If you experience any of the above symptoms, proceed immediately to the nearest Emergency Department or call 998 (UAE Ambulance). Inform the attending physician that you are on warfarin therapy and have undergone pharmacogenomic testing.
Patient FAQ & Clinical Guidance for Warfarin Sensitivity Testing
1. How does the Warfarin Sensitivity Detection Test help my doctor determine the correct warfarin dose for me?
This pharmacogenomic test identifies inherited genetic variants in the CYP2C9 and VKORC1 genes, which directly influence warfarin metabolism and pharmacodynamic response. Your physician can use these results to calculate a personalized starting dose, reducing the risk of bleeding or clotting complications by up to 40% compared to standard fixed-dose protocols. The test is performed using PCR-Sequencing with bidirectional Sanger confirmation, ensuring 99.9% analytical sensitivity for the clinically relevant alleles.
2. Can this genetic test replace my regular INR monitoring?
No. This test provides a one-time pharmacogenomic profile to guide initial dosing and understand your sensitivity to warfarin, but it does not replace routine INR monitoring. Regular INR checks are essential for maintaining therapeutic anticoagulation and adjusting doses over time based on dietary, medical, and lifestyle factors. The genetic test is a supportive tool, not a substitute for continuous clinical and laboratory monitoring.
3. What sample is required and how is it collected and handled?
A single 4 mL whole blood sample collected in a Lavender-top EDTA tube is required. The sample must be transported under refrigerated cold-chain conditions (2–8°C) to preserve leukocyte genomic DNA integrity for high-fidelity PCR-Sequencing. Our ISO-certified VIP mobile phlebotomy team handles the collection at your home or office, immediately placing the sample in a validated thermal transport container for delivery to our central laboratory within 4 hours. No fasting or special preparation is required prior to the blood draw.
UAE Regulatory & Data Privacy Adherence for Pharmacogenomic Testing at DNA Labs UAE
Clinical & Logistical Metadata for Warfarin Sensitivity Test
| Test Name | Warfarin Sensitivity Detection Test (CYP2C9 & VKORC1 Genotyping) |
| Price (AED) | 2,500 AED (All-Inclusive) |
| Turnaround Time | 13 Calendar Days |
| Sample Type / Matrix | 4 mL Whole Blood (Lavender-top EDTA Tube) |
| Methodology Used | PCR-Sequencing with Bidirectional Sanger Confirmation (CYP2C9*2, *3; VKORC1 -1639G>A) |
| ICD-10-CM Code | Z13.89 |
| LOINC Code | 94477-7 |
| DHA Facility License & Address | License No: 1143 | Premises 105, Floor 1, Building 33, Dubai Healthcare City, Dubai, UAE | DNA Labs UAE |
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