Magna Laboratories will be open on weekdays during normal office hours (8.30 am until 5.00 pm), except for the following:
- CLOSED on Thursday 25th December 2025
- CLOSED on Friday 26th December 2025
- CLOSED on Thursday 1st January 2026
ZTAS
During the Christmas and New Year’s holiday season, the ZTAS office will be open on weekdays during normal office hours (8.30 am until 5.00 pm), with the exception of the following dates:
- CLOSED from 2pm on Wednesday 24th and Wednesday 31st December 2025
- CLOSED on Thursday 25th December 2025.
- CLOSED on Friday 26th December 2025.
- CLOSED on Thursday 1st January 2026.
The ZTAS out-of-hours service will be available for any urgent matters on 0207 3655 842 and choosing Option 1.
Routine blood sampling during the holiday period
- Blood sampling for 4-weekly patients should be scheduled to take place up until Friday 19th December 2025 and after Friday 2nd January 2026.
- Clozapine Clinics may post blood samples as usual to the Magna Laboratories (the ZTAS Central Laboratories) up until Friday 19th December 2025. For more information on Royal Mail’s Christmas delivery schedule please see: https://www.royalmail.com/christmas/last-posting-dates and https://www.royalmail.com/service-update for information on any service disruptions.
- In the period between Saturday 20th December 2025 and Thursday 1st January 2026 samples should NOT be posted via the Royal Mail. If you do not have a courier arrangement in place, it is strongly advised that during this period you have samples analysed at your local laboratory and the results manually entered onto ZTAS.
- From Friday 2nd January 2026, blood samples may be sent via Royal Mail as normal.
- For any patients requiring URGENT sampling, please use your local laboratory for analysis.
- The results of samples analysed by your local laboratory may be entered manually onto the ZTAS database or should be forwarded to ZTAS by fax (0207 3655 843) or email info@ztas.co.uk and will be entered onto ZTAS during the office hours as stated above.
- For PocHi sites, please note the above office closures. When the ZTAS office is closed, there will be no back-up assistance for your PocHi.
Pre-existing Courier Arrangements
- All sites that currently make use of a courier will be contacted directly by Magna Laboratories to confirm their needs/arrangements over the holiday period.
- The final day for courier collections (and deliveries being sent out) will be Wednesday 17th December 2025. These will re commence from Monday 5th January 2026.
- Additional pick-ups in the week commencing Monday 15th December 2025 MUST BE PRE-ARRANGED via Magna Laboratories.
If you need any assistance or further information, please do not hesitate to contact Magna Laboratories on telephone number 01989 763333 or by e-mail: info@magnalabs.co.uk
