A thymocyte-derived lymphocyte of immunologic importance that is responsible for cell-mediated immunity. These cells have the characteristic T3 surface marker and may be further divided into subsets according to function, such as helper, suppressor, and cytotoxic. See also: B lymphocyte. Synonym(s): T cell.
2 How long doe flexeril take to be out of system for urine test? 90 hours.: The drug has a half-life of 18 hours, which means it will probably stay active in your body for 90 hours. Therefore, it will show up on drug tests for 3.75 days after you have taken it, but this time period may vary by individual.
The drug lasts about 4-6 hours. Dosage depends on body weight, medical need and age. 10 mg will last just as long as 30mg in your system but the effect will be greater.Addera â¦ ll XR lasts for about 10-12 hours.mphetamines are standardly detectable in urine for 1-3 days after use. Methamphetamines stay in the system slightly longer, 3-5 days. The Amphetamine test is a one step competitive immunoassay that is used to screen for the presence of amphetamine in urine.