top of page


First Cohort International Ltd is committed to providing cutting-edge solutions for individuals, corporations, and healthcare facilities across the UK. Our range of services includes pre-employment screenings, random drug testing, and customized testing programs tailored to meet your specific needs.


With a focus on accuracy, confidentiality, and efficiency, we employ state-of-the-art technology and certified professionals to deliver reliable results. Whether you're an employer seeking to ensure a substance-free workplace or an individual in need of personal testing services.

All confirmatory testing is processed against UKAS ISO17025: 2017 for the widest range of drugs tested in-house in the UK.

SUBSTANCE ABUSE TESTING SERVICES (saliva, hair, nail, urine and breathalyzer)

  • Suitable for business of all sizes.

  • Hair sampling suitable for family law.

  • Policy writing and guidance.

  • Management of substance abuse programme.

  • Hair strand testing.

  • Saliva testing.

  • Urine testing.

  • Breath test (alcohol).

  • Accident investigation substance abuse testing.

  • Pre Employment/Pre Placement testing.

  • For Cause testing

  • Confirmatory testing

  • Substance abuse awareness courses

  • Guidance for persons testing positive

  • Back to work testing and management.

Smiling Worker
bottom of page