The primary medical application of methadone is in the detoxification and treatment of narcotic or heroin addiction. Illicit methadone consumption can have a number of side effects and the user may experience problems such as chronic fatigue, hallucinations, mood changes and insomnia.

Features & Benefits

Liquid Ready-To-Use Reagents

Liquid ready-to-use reagents, calibrators and controls offer a convenient and simple method of drugs of abuse detection and reduce the risk of errors occurring.

Renowned Methodology

All Randox drugs of abuse tests are homogenous enzyme immunoassays, providing laboratories with a choice of qualitative or quantitative results.


Offering excellent stability to expiry when stored at +2-8°C, this reagent provides a cost effective and flexible approach to drugs of abuse screening.

Excellent Correlation

90.9% correlation with Gas Chromatography / Mass Spectrometry (GC/MS) methodology enabling the presence or absence of a drug to be detected.

RX series analysers available

Product monaco copy

RX monaco

  • Fully automated, random access analyser
  • 170 tests per hour
  • Ideal for low-mid volume testing
Product imola copy

RX imola

  • Fully automated, random access analyser
  • 400 photometric tests per hour
  • Ideal for medium throughput laboratories
Product daytona  copy

RX daytona+

  • Fully automated analyser
  • 450 tests per hour 
  • Ideal for mid volume laboratories

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