TDW - Total Diamond Weight. A term usually used when there is more than one diamond in a particular piece of jewelry. The combined weight of all of the (diamond) stones.
LevsinÂ®/SL tablets (hyoscyamine sulfate tablets USP) contain 0.125 mg hyoscyamine sulfate formulated for sublingual administration. However, the tablets may be chewed or taken orally. LevsinÂ®/SL (hyoscyamine sulfate tablets) is one of the principal anticholinergic/antispasmodic components of belladonna alkaloids. The empirical formula is (C17H23NO3)2â¢H2SO4â¢2H2O and the molecular weight is 712.85.
The half-life of LevsinÂ®/SL is 2 to 3Â½ hours. LevsinÂ®/SL is partly. hydrolyzed to tropic acid and tropine but the majority of the drug is excreted in the urine unchanged. within the first 12 hours. Only traces of this drug are found in breast milk. LevsinÂ®/SL passes the blood. brain barrier and the placental barrier.