Product
Supplier
Encyclopedia
Inquiry
Home > Active Pharmaceutical Ingredients > Diagnostic Agents (Find 58 items)

Diagnostic Agents

Metyrapone

(54-36-4)
glucocorticoid synthesis inhibitor Metoprazone is an inhibitor of adrenal cortex function and belongs to 11-β hydroxylase inhibitors. It can inhibit the production of cortisol. It can be used to treat adrenal cortex tumors, Cushing's syndrome, etc., and can also be used for examination of the posterior pituitary gland.

Product List

Request for quotation , get quotes from more suppliers.

PENTAGASTRIN

(5534-95-2)
diagnostic agent for gastric secretion disorders

Product List

Request for quotation , get quotes from more suppliers.

Evan's Blue

(314-13-6)
antineoplastic This product is a diagnostic drug used to determine the amount of hemolysis.

Product List

Request for quotation , get quotes from more suppliers.

Benzoic acid, 3,5-bis(acetylamino)-2,4,6-triiodo-, hydrate (1:2)

(50978-11-5)
Diagnosis medicine for urography, cardiovascular, cerebral vessels and peripheral blood vessels Pantocin is a diagnostic drug and a contrast agent. However, diatrizoic acid is not directly used for angiography, but is formulated into sodium diatrizoate and meglumine diatrizoate injection for clinical angiography, used for urinary tract, cardiovascular, cerebrovascular and peripheral angiography. For usage, refer to the introduction of sodium diatrizoate and meglumine diatrizoate. People who are

Product List

Request for quotation , get quotes from more suppliers.

Magnevist

(86050-77-3)
Diagnostic aid. Clinical applications: 1. Magnetic resonance imaging of the brain and spine: especially for tumor display and identification. Assist in the diagnosis of suspicious brain (spinal) meningioma, (acoustic) schwannoma, invasive tumors (such as glioma) and metastases; tumors that show small and (or) signals and recurrence after surgery or radiotherapy; Differential diagnosis of rare tumors, such as hemangioblastoma, ependymoma, and pituitary microadenoma; further determine the spread

Product List

Request for quotation , get quotes from more suppliers.

Secretin (human)

(108153-74-8)
Stimulates pancreatic and gastric secretions to aid in the diagnosis of pancreatic exocrine dysfunction and the diagnosis of gastrinoma.

Product List

Request for quotation , get quotes from more suppliers.

Gd-DTPA

(80529-93-7)
Metal ion complexes widely used in MRI are used to diagnose brain tumors, central nervous system diseases, liver tumors, pituitary adenoma, multiple sclerosis and blood-brain barrier damage.

Product List

Request for quotation , get quotes from more suppliers.

Metrizamide

(31112-62-6)
Metrizamide is a X-ray contrast agent related to Metrizoic Acid (M338935). Metrizamide is used as an diagnostic aid (radiopaque medium).

Product List

Request for quotation , get quotes from more suppliers.

1,2-Benzisothiazol-3(2H)-one, 1,1-dioxide, sodium salt, hydrate (1:1:?)

(82385-42-0)
Mainly used as edible sweetener. Saccharin sodium does not decompose in the body, is discharged with urine, does not supply heat energy, and has no nutritional value. It is used in the food industry and diabetic patients as a sweetened diet. It is also used as a diagnostic drug and as an auxiliary brightener when electroplating nickel. The intra-peritoneal injection of LD50 in the mouse was 17500ml/kg. ADI is tentatively 0-2.5ml/kg.

Product List

Request for quotation , get quotes from more suppliers.

Diagnostic agents refer to diagnostic reagents prepared using principles or methods such as immunology, microbiology, and molecular biology, and used in vitro for the diagnosis, detection, and epidemiological investigation of human diseases. Diagnostic agents can be divided into two categories: in vivo diagnostic reagents and in vitro diagnostic reagents. Except for the in vivo diagnostic reagents used for diagnosis, such as old tuberculin, brucellin, and Sickle toxin, most of them are in vitro diagnostic products. "Circulatory System Drugs" on ECHEMI includes organ function test agent, medical imaging drugs, and mainly supplies APIs for such drugs.

Frequently Asked Questions

What are Diagnostic Agents and how are they used in medical imaging?

Diagnostic Agents are pharmaceutical substances used to enhance the visibility of internal structures during medical imaging procedures such as MRI, CT scans, X-rays, and ultrasound. These agents help clinicians detect, diagnose, and monitor diseases by improving contrast in images. Common types include iodinated contrast media for CT, gadolinium-based agents for MRI, and radiopharmaceuticals for nuclear medicine. Their safe and effective use is critical for accurate diagnosis and patient outcomes.

What factors should be considered when selecting a Diagnostic Agent supplier?

When selecting a Diagnostic Agent supplier, consider the following key criteria:1. Regulatory compliance—ensure the supplier meets FDA, EMA, or other relevant authority standards.2. Quality assurance systems, including GMP certification and robust documentation.3. Product portfolio breadth and availability of specialized or niche agents.4. Supply chain reliability and ability to meet demand consistently.5. Technical support and post-sale services, such as stability data and handling guidance.Choosing a reputable supplier ensures product integrity and regulatory safety.

Are there different types of Diagnostic Agents for various imaging modalities?

Yes, Diagnostic Agents are specifically formulated for different imaging modalities. For example:- Iodine-based contrast agents are used in X-ray and CT imaging to highlight blood vessels and organs.- Gadolinium chelates serve as contrast enhancers in MRI scans.- Technetium-99m and other radioisotopes are employed in SPECT and PET scans for functional imaging.- Microbubble agents improve visualization in ultrasound diagnostics.Selecting the correct agent type is essential for image clarity and diagnostic accuracy.

What are the safety considerations when using Diagnostic Agents?

Safety considerations for Diagnostic Agents include assessing patient allergies (especially to iodine or gadolinium), renal function (as some agents are nephrotoxic), and pregnancy status. Adverse reactions—ranging from mild (nausea, rash) to severe (anaphylaxis)—must be monitored. Proper dosing, hydration protocols, and adherence to clinical guidelines minimize risks. Healthcare providers should always review contraindications and follow institutional safety protocols before administration.

How do advancements in Diagnostic Agents improve patient care?

Recent advancements in Diagnostic Agents—such as targeted molecular imaging probes, biodegradable contrast agents, and reduced-toxicity formulations—enhance early disease detection, improve image resolution, and lower side effect risks. Innovations like theranostic agents combine diagnosis and therapy, enabling personalized treatment plans. These developments lead to more precise diagnoses, better monitoring of treatment response, and ultimately, improved patient outcomes across oncology, cardiology, and neurology.

Feedback & Suggestions
Send Message

Thank you for your feedback. If you require further assistance, please contact us by email at info@echemi.com or call us at +86-532-55729510.