MERREM IV (meropenem for injection) is a sterile, pyrogen-free, synthetic, carbapenem antibacterial for intravenous administration. It is (4R,5S,6S)-3- [[(3S,5S)-5-(Dimethylcarbamoyl)-3-pyrrolidinyl]thio]-6- [(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid trihydrate. Its empirical formula is CHNOS∙3HO with a molecular weight of 437.52. Its structural formula is: MERREM IV is… Continue Reading
AVYCAZ is an antibacterial combination product consisting of the semisynthetic cephalosporin ceftazidime pentahydrate and the beta-lactamase inhibitor avibactam sodium for intravenous administration. Ceftazidime Ceftazidime is a semisynthetic, beta-lactam antibacterial drug. It is the pentahydrate of (6,7,)-7-(2-(2-aminothiazol-4-yl)-2-(2-carboxypropan-2-yloxyimino)acetamido)-8-oxo-3-(pyridinium-1-ylmethyl)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylate. Its molecular weight is 636.6.… Continue Reading
DILANTIN (phenytoin) is related to the barbiturates in chemical structure, but has a five-membered ring. The chemical name is 5,5-diphenyl-2,4 imidazolidinedione, having the following structural formula: Each DILANTIN INFATAB, chewable tablet for oral administration, contains 50 mg phenytoin, USP. Also… Continue Reading
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Methylin (methylphenidate HCl) oral solution is a mild central nervous system (CNS) stimulant available as 5 mg/5 mL and 10 mg/5 mL oral solutions for oral administration. Methylphenidate hydrochloride is methyl α-phenyl-2-piperidineacetate hydrochloride, and its structural formula is Methylphenidate… Continue Reading
Cerliponase alfa is a purified human enzyme produced by recombinant DNA technology in a Chinese hamster ovary cell line. The active substance is a recombinant human tripeptidyl peptidase-1 (rhTPP1), a lysosomal exopeptidase. The primary activity of the mature enzyme is… Continue Reading
DILANTIN (phenytoin) is related to the barbiturates in chemical structure, but has a five-membered ring. The chemical name is 5,5-diphenyl-2,4 imidazolidinedione, having the following structural formula: Each 5 mL of the oral suspension contains 125 mg of phenytoin, USP; alcohol,… Continue Reading
REVATIO, phosphodiesterase-5 (PDE-5) inhibitor, is the citrate salt of sildenafil, a selective inhibitor of cyclic guanosine monophosphate (cGMP)-specific phosphodiesterase type-5 (PDE-5). Sildenafil is also marketed as VIAGRA for erectile dysfunction. Sildenafil citrate is designated chemically as 1-[[3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1-pyrazolo [4,3-] pyrimidin-5-yl)-4-ethoxyphenyl] sulfonyl]-4-methylpiperazine… Continue Reading
Pamelor™ (nortriptyline HCl) is 1-propanamine, 3-(10,11-dihydro–dibenzo[] cyclohepten-5-ylidene)–methyl-, hydrochloride. The structural formula is as follows:
Choline Magnesium Trisalicylate Liquid is a nonsteroidal, anti-inflammatory preparation containing choline magnesium trisalicylate which is freely soluble in water. The absolute structure of choline magnesium trisalicylate is not known at this time. Choline magnesium trisalicylate has a molecular formula of… Continue Reading
