Gadolinium-based MRI contrast agent: Class Overview and Comparison
Quick answer: Gadolinium-based MRI contrast agent are a class of medicines used for specific therapeutic indications. iMedic covers 6 gadolinium-based mri contrast agent substances. Below is a comparison table linking to detailed pages for each.
Gadolinium-based MRI contrast agent on iMedic (6 substances)
| Substance | Primary indications | Mechanism | Common dose |
|---|---|---|---|
| Clariscan | MRI contrast enhancement | Gadoteric acid is a macrocyclic gadolinium chelate that shortens T1 relaxation t | 0.1 mmol/kg IV |
| Elucirem | Contrast-enhanced MRI imaging | Gadopiclenol is a high-relaxivity macrocyclic gadolinium chelate that enhances t | 0.05 mmol/kg IV bolus |
| Gadovist | Contrast enhancement in MRI imaging | Brand name for gadobutrol; paramagnetic gadolinium chelate that shortens T1 rela | 0.1 mmol/kg IV (0.1 mL/kg of 1.0 mmol/mL solution) |
| Multihance | MRI contrast enhancement (liver, CNS, MR angiography) | Gadobenate dimeglumine is a paramagnetic gadolinium chelate that shortens T1 rel | 0.05-0.1 mmol/kg IV |
| Prohance | Contrast enhancement in MRI of CNS and body | Macrocyclic nonionic gadolinium chelate (gadoteridol) that shortens T1 relaxatio | 0.1 mmol/kg IV (0.2 mL/kg of 0.5 M solution) |
| Vueway | MRI contrast enhancement of CNS, MRI contrast enhancement of body tissues | Gadopiclenol is a high-relaxivity macrocyclic gadolinium chelate that shortens T | 0.05 mmol/kg intravenously |
About Gadolinium-based MRI contrast agent
Gadolinium-based MRI contrast agent share a common mechanism of action and clinical use. Specific dosing, side effects, contraindications, and drug interactions vary between individual substances within the class. Click any substance above for full prescribing information and patient guidance.
Common considerations across the class
- Indication-specific selection: Different members may be preferred for different conditions or patient populations
- Dose equivalence: Members of the same class are not always interchangeable on a 1:1 dose basis
- Drug interactions: Class members often share interaction profiles (e.g., CYP enzyme effects) but individual variation matters
- Side effects: Some side effects are class-wide; others are substance-specific
- Contraindications: Individual contraindications may not generalize across the class
Always consult the prescribing information for the specific medicine prescribed and discuss with your clinician.
Frequently asked questions
What are Gadolinium-based MRI contrast agent?
Gadolinium-based MRI contrast agent are medicines that share a common mechanism of action used for specific therapeutic indications. iMedic currently covers 6 substances in this class with detailed pages for each.
Are all Gadolinium-based MRI contrast agent interchangeable?
No. While medicines in the same class share a mechanism, they differ in potency, dosing, drug interactions, and tolerability. Switching between them is a clinical decision based on individual response, side effects, and treatment goals.
How do I choose between different Gadolinium-based MRI contrast agent?
Selection depends on the specific clinical indication, patient factors (age, comorbidities, kidney/liver function, other medications), tolerability of side effects, cost, and clinician preference. This is a prescribing decision.
Are Gadolinium-based MRI contrast agent available as generics?
Most well-established class members are available as generic alternatives, often substantially less expensive than brand-name versions while clinically equivalent. Newer members may still be brand-only.
Last reviewed: by iMedic Medical Editorial Team. Our editorial process.