Forms, import information and FAQs

Resources for submitting samples (within and from outside the UK) and other information

GS-441524 and Remdesivir TDM sampling:




Click here for the sample collection instructions and submission form.


Please fill in all the sections on the form, as it helps us when we write the report and interpretation of the results.

It saves us wasting your valuable time if we do not have to bother you or your nurses for the missing detail.


PLEASE DO NOT send samples using the Royal Mail Special Delivery or Signed-for services as these may get delayed. First Class (usually Large Letter) is fine and efficient.


Sending samples from outside the UK - FROM:


EUROPEAN UNION, ICELAND, LIECHTENSTEIN, NORWAY & SWEDEN

Samples sent to us from within the EUROPEAN UNION and from ICELAND, LIECHTENSTEIN, NORWAY & SWEDEN

If you wish to send us samples from within the countries above, and these are classified as "low risk" (as all blood samples from pet cats not suffering from notifiable or zoonotic diseases should be), then you will need a Commercial document. The full guidance is available online.


The guidance applies to businesses in Great Britain importing or moving animal by-products (ABP) not intended for human consumption from the EU. The guidance also applies to goods imported for commercial purposes by post or a courier service and includes imports from Iceland, Liechtenstein, Norway and Sweden. Please check with your preferred courier to ensure that they are able to carry out such transport or if they will apply any restrictions or special conditions.


Click here for the General authorisation to import research and diagnostic samples (IMP/GEN/2024/13) which authorises this import.


Sending samples from outside of the UK - FROM:



Australia, Canada, Iceland, Norway, Switzerland, New Zealand and USA.


Please read the advice above and also read the full guidance available online here  and check with courier companies regarding any special requirements, permissions or restrictions.


Click here for the General authorisation to import research and diagnostic samples (IMP/GEN/2024/12) which authorises this import.



Still have a question?

Please email us at SWC@microsampling-laboratory.co.uk if you have any questions or require more information.

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