Technetium Tc-99m maraciclatide

Cyclic RGD Integrin Targeting PeptideRx: ResearchCompound: Investigational

Also known as: 99mTc-maraciclatide, 99mTc-NC100692, maraciclatide, NC100692, Tc-99m NC100692

Educational Only — Not medical advice. Consult a qualified clinician before using any peptide.

Source Technetium Tc-99m maraciclatide at Peptiology

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Summary

Maraciclatide is a cyclic RGD peptide labeled with technetium-99m, used experimentally for SPECT imaging of αvβ3 integrin expression in tumors and vascular disease.

Mechanism of Action

Binds αvβ3 integrin; radiolabeled with 99mTc for SPECT imaging of angiogenesis

Routes of Administration

Intravenous

Goals & Uses

  • Lung cancer imagingDiagnostic OncologyLow
  • Breast cancer lesion detectionDiagnostic OncologyModerate
  • Assessment of anti-angiogenic therapy responseTheranostic MonitoringLow
  • Cardiovascular disease assessmentDiagnosticLow
  • Atherosclerotic plaque imagingCardiovascular DiagnosticsLow
  • Imaging tumor angiogenesisDiagnostic OncologyModerate
  • Tumor angiogenesis imagingDiagnosticModerate

Contraindications

  • Severe renal impairmentOrganModerateKidney function concerns
  • PregnancyPopulationHighPotential fetal risk or insufficient safety data
  • Severe allergy to technetium or peptide componentsAllergicModerate
  • Known hypersensitivity to RGD peptides or excipientsAllergyHigh
  • BreastfeedingPopulationModeratePotential transfer into breast milk or insufficient safety data

Adverse Effects

  • Radiation exposureRadiologicalUnknown
  • Allergic reactionImmunologicRareImmune-mediated hypersensitivity response
  • Injection site reactionsLocalUncommon
  • Injection site painLocalCommonPain at the injection site
  • Hypersensitivity/allergic reactionsImmunologicRare
  • NauseaGastrointestinalUncommonFeeling of sickness or urge to vomit

Drug Interactions

  • Other Tc-99m radiopharmaceuticalsModerate
  • Anti-angiogenic agents (e.g., bevacizumab, sunitinib)Moderate
  • Other radiopharmaceuticalsModerate

Population Constraints

  • Pediatric patientsAgeRelative
  • Breastfeeding womenReproductiveRelative
  • Pregnant womenReproductiveAbsolute
  • Patients with severe renal impairmentOrgan ImpairmentRelative

Regulatory Status

  • European UnionUnapprovedNot authorized for clinical use
  • United StatesInvestigationalInvestigational New Drug (IND) studies only
  • United KingdomInvestigationalEvaluated in UK clinical trials including breast cancer SPECT studies; not approved for routine clinical use.

Investigated under IND/CTA in multiple jurisdictions. Phase II clinical trials conducted. Not currently FDA-approved or EMA-approved for routine clinical use as of the knowledge cutoff. Classified as an investigational radiopharmaceutical.

Evidence & Sources

No sources recorded yet.

Frequently Asked Questions

What is Technetium Tc-99m maraciclatide?

Maraciclatide is a cyclic RGD peptide labeled with technetium-99m, used experimentally for SPECT imaging of αvβ3 integrin expression in tumors and vascular disease.

What is Technetium Tc-99m maraciclatide used for?

Technetium Tc-99m maraciclatide is educationally associated with: Lung cancer imaging, Breast cancer lesion detection, Assessment of anti-angiogenic therapy response, Cardiovascular disease assessment, Atherosclerotic plaque imaging, Imaging tumor angiogenesis, Tumor angiogenesis imaging. Educational only — not medical advice.

How is Technetium Tc-99m maraciclatide administered?

Recorded routes of administration: Intravenous.

What are the potential side effects of Technetium Tc-99m maraciclatide?

Reported adverse effects include: Radiation exposure, Allergic reaction, Injection site reactions, Injection site pain, Hypersensitivity/allergic reactions, Nausea. This list is not exhaustive — consult a qualified clinician.

Who should avoid Technetium Tc-99m maraciclatide?

Recorded contraindications: Severe renal impairment, Pregnancy, Severe allergy to technetium or peptide components, Known hypersensitivity to RGD peptides or excipients, Breastfeeding. Consult a qualified clinician before use.