So you would actually have to account for the elimination of N-desmethyldiazepam. It takes 5.5 x elimination half lives (hours) for a medicine to be cleared from your system, therefore Valium or it's active metabolite will be in your system for 550 hours (5.5 x 100hrs) i.e. approximately 23 days.
Define hem. hem synonyms, hem pronunciation, hem translation, English dictionary definition of hem. n. 1. An edge or border on a piece of cloth, especially a finished edge, as for a garment or curtain, made by folding an edge under and stitching it down....
Heme is the prosthetic group of hemoglobin, myoglobin, and the cytochromes. The heme of cytochrome c is shown at right. (For the slightly different structure of heme a, see the notes on electron transfer.) Heme is an asymmetric molecule. (Note the positions of the methyl side chains around the ring system.).