Theophylline(Aminophylline) | KK Women's and Children's Hospital

Specimen Container	Gel separator tube (Adult) Microtube (Paeds)
Specimen Requirement	Plain Blood Adult: 3 mL Paediatric: 1.3 mL
Specimen Storage/Transport	Send immediately.Routine transport will leave for SGH on Mon - Fri: 9 am, 11:30 am & 3 pm, Sat: 9 am & 11 am.Specimen received after these timing should be sent via urgent transport.
Orderable as Urgent?	No
Turn Around Time	Average: 4 hrs ( 3 - 5 hrs )
Testing Laboratory Location	SGH
Laboratory	Biochemistry
Contact Number	6394 1352
Day and Time Performed	Mon - Sat
Orderable on CPOE?	No
Downtime Form	Document Title
Additional Information	Trough value: collect blood just before the next dose. Peak value: Collect blood 2 hrs after administration of drug with rapid release properties, or 4 hrs after administration of a product with sustained release properties.

Change History Notes

Last Updated - 05 Apr 2025