Technetium Tc-99m ciprofloxacin
Identification
- Generic Name
- Technetium Tc-99m ciprofloxacin
- DrugBank Accession Number
- DB05488
- Background
99mTc-Ciprofloxacin is a new formulation of ciprofloxacin (INFECTON), being investigated as a radioimaging agent for the potential diagnosis of infection, including fever of unknown origin, osteomyelitis, wound infection, abdominal abscess, pneumonia, appendicitis and tuberculosis. INFECTON combines the widely used antibiotic, ciprofloxacin, with Technetium ((99m)Tc), the most commonly used radioisotope in nuclear medical imaging There is currently controversy around the drug's ability to discriminate between sterile inflammation and bacterial versus nonbacterial infections.
- Type
- Small Molecule
- Groups
- Investigational
- Synonyms
- 99mTc-ciprofloxacin
- Infecton
- Technetium (99mTc) ciprofloxacin
- Technetium Tc 99m ciprofloxacin
Pharmacology
- Indication
Investigated for use/treatment in infectious and parasitic disease (unspecified).
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- Pharmacodynamics
This radiopharmaceutical diagnostic imaging agent is being investigated for its ability to uniquely detect and determine the location of bacterial infection in patients with difficult-to-diagnose signs and symptoms. This may be of use with the potential diagnosis of infection, including fever of unknown origin, osteomyelitis, wound infection, abdominal abscess, pneumonia, appendicitis and tuberculosis.
- Mechanism of action
Ciprofloxacin is a fluoroquinolone antibiotic. The mechanism of action of these fluoroquinolones is not fully understood, but it has been postulated that the interaction of ciprofloxacin with bacterial DNA gyrase (a type II topoisomerase) prevents DNA uncoiling and subsequent DNA synthesis within bacteria. Ciprofloxacin demonstrates a significant antibiotic effect for both gram-negative and gram-positive bacteria in either stationary or growth phases of bacterial replication. However, the addition of the 99mTc atom likely affects the interaction of the ciprofloxacin molecule with the enzyme.
Target Actions Organism UDNA gyrase subunit B Not Available Escherichia coli (strain K12) UDNA topoisomerase 2-beta Not Available Humans - Absorption
Not Available
- Volume of distribution
Not Available
- Protein binding
Not Available
- Metabolism
- Not Available
- Route of elimination
Not Available
- Half-life
Not Available
- Clearance
Not Available
- Adverse Effects
- Improve decision support & research outcomesWith structured adverse effects data, including: blackbox warnings, adverse reactions, warning & precautions, & incidence rates. View sample adverse effects data in our new Data Library!Improve decision support & research outcomes with our structured adverse effects data.
- Toxicity
Not Available
- Pathways
- Not Available
- Pharmacogenomic Effects/ADRs Browse all" title="About SNP Mediated Effects/ADRs" id="snp-actions-info" class="drug-info-popup" href="javascript:void(0);">
- Not Available
Interactions
- Drug Interactions Learn More" title="About Drug Interactions" id="structured-interactions-info" class="drug-info-popup" href="javascript:void(0);">
- This information should not be interpreted without the help of a healthcare provider. If you believe you are experiencing an interaction, contact a healthcare provider immediately. The absence of an interaction does not necessarily mean no interactions exist.
Drug Interaction Integrate drug-drug
interactions in your softwareAcarbose The therapeutic efficacy of Acarbose can be increased when used in combination with Technetium Tc-99m ciprofloxacin. Aceclofenac Aceclofenac may increase the neuroexcitatory activities of Technetium Tc-99m ciprofloxacin. Acemetacin Acemetacin may increase the neuroexcitatory activities of Technetium Tc-99m ciprofloxacin. Acenocoumarol The therapeutic efficacy of Acenocoumarol can be increased when used in combination with Technetium Tc-99m ciprofloxacin. Acetaminophen The metabolism of Acetaminophen can be decreased when combined with Technetium Tc-99m ciprofloxacin. - Food Interactions
- Not Available
Categories
- Drug Categories
- Classification
- Not classified
- Affected organisms
- Not Available
Chemical Identifiers
- UNII
- Not Available
- CAS number
- 374107-43-4
- InChI Key
- Not Available
- InChI
- Not Available
- IUPAC Name
- Not Available
- SMILES
- Not Available
References
- General References
- Choe YM, Choe W, Lee KY, Ahn SI, Kim K, Cho YU, Choi SK, Hur YS, Kim SJ, Hong KC, Shin SH, Kim KR, Woo ZH: Tc-99m ciprofloxacin imaging in acute cholecystitis. World J Gastroenterol. 2007 Jun 21;13(23):3249-52. [Article]
- Markou P, Spyridonidis T: [The role of 99mTc-ciprofloxacin scan in infection imaging]. Hell J Nucl Med. 2005 May-Aug;8(2):74-80. [Article]
- Tossing G: 99mTc-ciprofloxacin DRAXIMAGE. IDrugs. 2004 Apr;7(4):374-9. [Article]
- External Links
- PubChem Substance
- 175427018
Clinical Trials
- Clinical Trials Learn More" title="About Clinical Trials" id="clinical-trials-info" class="drug-info-popup" href="javascript:void(0);">
Phase Status Purpose Conditions Count
Pharmacoeconomics
- Manufacturers
- Not Available
- Packagers
- Not Available
- Dosage Forms
- Not Available
- Prices
- Not Available
- Patents
- Not Available
Properties
- State
- Solid
- Experimental Properties
- Not Available
- Predicted Properties
- Not Available
- Predicted ADMET Features
- Not Available
Spectra
- Mass Spec (NIST)
- Not Available
- Spectra
- Not Available
- Chromatographic Properties
Collision Cross Sections (CCS)
Not Available
Targets
- Kind
- Protein
- Organism
- Escherichia coli (strain K12)
- Pharmacological action
- Unknown
- General Function
- Magnesium ion binding
- Specific Function
- DNA gyrase negatively supercoils closed circular double-stranded DNA in an ATP-dependent manner and also catalyzes the interconversion of other topological isomers of double-stranded DNA rings, inc...
- Gene Name
- gyrB
- Uniprot ID
- P0AES6
- Uniprot Name
- DNA gyrase subunit B
- Molecular Weight
- 89949.195 Da
- Kind
- Protein
- Organism
- Humans
- Pharmacological action
- Unknown
- General Function
- Protein kinase c binding
- Specific Function
- Control of topological states of DNA by transient breakage and subsequent rejoining of DNA strands. Topoisomerase II makes double-strand breaks.
- Gene Name
- TOP2B
- Uniprot ID
- Q02880
- Uniprot Name
- DNA topoisomerase 2-beta
- Molecular Weight
- 183265.825 Da
References
- Berman HM, Westbrook J, Feng Z, Gilliland G, Bhat TN, Weissig H, Shindyalov IN, Bourne PE: The Protein Data Bank. Nucleic Acids Res. 2000 Jan 1;28(1):235-42. [Article]
Enzymes
- Kind
- Protein
- Organism
- Humans
- Pharmacological action
- No
- Actions
- Inhibitor
- General Function
- Oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen
- Specific Function
- Cytochromes P450 are a group of heme-thiolate monooxygenases. In liver microsomes, this enzyme is involved in an NADPH-dependent electron transport pathway. It oxidizes a variety of structurally un...
- Gene Name
- CYP1A2
- Uniprot ID
- P05177
- Uniprot Name
- Cytochrome P450 1A2
- Molecular Weight
- 58293.76 Da
References
Drug created at November 18, 2007 18:25 / Updated at June 12, 2020 16:52