24×7 Emergency: +91 89889 8448839, 7th Cross St, Rajalakshmi Nagar, Velachery, Chennai 600042 · 044 2255 3733
Facility · Helios Hospitals, Velachery

24-hour Laboratory at Helios, Velachery.

The Helios Hospitals laboratory works 24 hours a day, offering blood tests, biochemistry, haematology, microbiology and infection testing to support fast diagnosis.

24×7 Emergency24-hour Lab24-hour Pharmacy
24-hour Laboratory at Helios Hospitals, Velachery, Chennai
15+ yearstrusted in Chennai
24 × 7emergency open
Quick answer

The Helios Hospitals laboratory works 24 hours a day, offering blood tests, biochemistry, haematology, microbiology and infection testing to support fast diagnosis.

24-hour Laboratory – Helios Hospitals
What’s available

24-hour Laboratory: key features.

  • Open 24×7 for inpatients, outpatients and emergencies
  • Haematology, biochemistry and serology
  • Microbiology: culture and antibiotic sensitivity for bacteria, mycobacteria and fungi
  • Supports the hospital infection-control programme
  • Health checkup packages
Good to know

24-hour Laboratory — your questions.

Can’t find your answer? Call us on 044 2255 3733.

Is the Helios lab open at night?

Yes. The laboratory works 24 hours a day, every day.

Do I need to fast before a blood test?

Some tests such as fasting blood sugar and lipid profile need 8–12 hours of fasting. Our staff will tell you when booking.

Book in a minute

Need care right now?

Call 89889 84488 for emergencies, or book an appointment online in a minute.