II. Activity Spectrum (See Class I and Class II below)

  1. Gram Negative Rod coverage (see other Fluoroquinolones)
  2. Some atypical Bacteria coverage (Class II only)
  3. See Ciprofloxacin below for other activity

III. Preparations: Class I

  1. Indications
    1. Uncomplicated Urinary Tract Infections
  2. Similar spectrum to first generation agents
    1. Improved Gram Negative coverage over first generation
    2. Low systemic drug concentrations
  3. Agents
    1. Lomefloxacin (Maxaquin)
    2. Enoxacin (Penetrex)
    3. Norfloxacin (Noroxin)

IV. Preparations: Class II

  1. Indications
    1. Complicated Urinary Tract Infections
    2. Specific types of Bacterial Gastroenteritis
    3. Prostatitis
    4. Sexually Transmitted Disease
    5. Avoid in Community Acquired Pneumonia
      1. Risk of pneumococcal bacteremia and Meningitis
  2. Additional Indications for Ciprofloxacin
    1. Pseudomonas Aeruginosa
    2. Bacillus anthracis or Anthrax (first line agent)
    3. Vibrio Cholerae (Norfloxacin also covers)
    4. Yersinia Pestis or Plague (first line agent)
    5. Tularemia (alternative medication)
  3. Significantly more active than Class I agents
    1. Broader Gram Negative coverage than Class I agents
    2. High systemic drug concentrations
    3. Some atypical Bacteria coverage
    4. Pseudomonas Aeruginosa (Ciprofloxacin only)
  4. Agents
    1. Ciprofloxacin (Cipro)
    2. Ofloxacin (Floxin)

V. Directions

  1. Take on an empty Stomach
  2. Take more than 1 hour before or two hours after food

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Ontology: Norfloxacin (C0028365)

Definition (NCI) A synthetic, broad-spectrum fluoroquinolone with antibacterial activity. Norfloxacin inhibits activity of DNA gyrase, thereby blocking bacterial DNA replication. Norfloxacin concentrates in the renal tubules and bladder and is bactericidal against a wide range of aerobic gram-positive and gram-negative organisms.
Definition (MSH) A synthetic fluoroquinolone (FLUOROQUINOLONES) with broad-spectrum antibacterial activity against most gram-negative and gram-positive bacteria. Norfloxacin inhibits bacterial DNA GYRASE.
Concepts Pharmacologic Substance (T121) , Organic Chemical (T109)
MSH D009643
SnomedCT 330406001, 387271008, 49485009
LNC LP16156-9, MTHU008461
English Norfloxacin, 3-Quinolinecarboxylic acid, 1-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-, Norfloxacin [eye], 1,4-Dihydro-1-ethyl-6-fluoro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic Acid, norfloxacin, norfloxacin (medication), norfloxacin ophthalmic, Norfloxacin [Chemical/Ingredient], Norfloxacin [eye] (product), Norfloxacin (product), Norfloxacin (substance), Norfloxacin [eye] (substance), NORFLOXACIN
Swedish Norfloxacin
Czech norfloxacin
Finnish Norfloksasiini
Russian NORFLOKSATSIN, НОРФЛОКСАЦИН
Japanese ノルフロキサシン
Spanish norfloxacino, norfloxacino (producto), norfloxacina, norfloxacina (producto), norfloxacino (sustancia), norfloxacina [uso oftálmico] (producto), norfloxacina [uso oftálmico], norfloxacina (sustancia), norfloxacina [oftálmica] (producto), norfloxacina [oftálmica], Norfloxacino
Polish Norfloksacyna
French Norfloxacine
German Norfloxacin
Italian Norfloxacina
Portuguese Norfloxacino