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Low Dose Naltrexone (LDN) -Pathology Guideline

If you are receiving treatment for Low Dose Naltrexone, please follow the instructions below in order to complete your required pathology ​testing (bloods) and ensure accurate results. If you have any questions on the process, please do not hesitate to reach out to us on, and our team will be glad to help

How to carry out your blood test

1. Download & print pathology form (Note: you cannot use form from phone, it must be printed) 




2. Attend your nearest Clinical Labs (Click here for locations)

Pathology: mandatory instructions

  1. Avoid strenuous exercise for 24 hours prior 

  2. Fast from 10pm the night before (Excluding water) 

  3. Ensure you drink plenty of water the morning prior to obtaining your blood test 

  4. Do not take supplements containing biotin (B7) for two days prior to this test 

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