Prescription medicine
Succimer Brand names: Chemet, Nephroscan
Succimer (Chemet) is a prescription medicine with an FDA approval on record since 1991. No generic is listed in FDA's NDC Directory.
- No generic listed
Check it at the source: the succimer FDA label on DailyMed (effective July 10, 2025, Recordati Rare Diseases, Inc.); the NDA 19998 record on Drugs@FDA; every succimer label on DailyMed.
Highlights of the record
FDA label of July 10, 2025; NDC Directory, Drugs@FDA and Orange Book, October 8, 2026
Used for
From the label: indications and usageCHEMET is indicated for the treatment of lead poisoning in pediatric patients aged 1 year and older with blood lead levels above 45 mcg/dL.
Forms and strengths
- 1 mg
- 100 mg
Capsule; injection (powder) (lyophilized) for solution.
On the market
- Earliest approval on file
- January 30, 1991 Chemet, Recordati Rare; Drugs@FDA’s file, where older or withdrawn approvals can be missing
- Generic approvals
- No generic approved
- Labelers listed (NDC)
- 2 of which 0 under generic applications, 2 under brand applications, repackagers included
Supply and safety
- Pharmacy cost (NADAC)
- Not in the survey
- Shortage (FDA)
- No current entry
- Recalls by its makers (FDA)
- No recall recorded
- FAERS reports
- 69 through July 30, 2026
What is succimer used for?
From the label: indications and usageCHEMET is indicated for the treatment of lead poisoning in pediatric patients aged 1 year and older with blood lead levels above 45 mcg/dL. CHEMET is a lead chelator indicated for the treatment of lead poisoning in pediatric patients aged 1 year and older with blood lead levels above 45 mcg/dL. ( 1 ) Limitations of Use CHEMET is not indicated for prophylaxis of lead poisoning in a lead-containing environment. ( 1 ) CHEMET does not cross the blood-brain barrier and is not indicated to treat encephalopathy associated with lead toxicity. ( 1 ) Limitations of Use CHEMET is not indicated for prophylaxis of lead poisoning in a lead-containing environment. […]
FDA pharmacologic class: Lead Chelator.
Source: FDA drug label (Chemet), Recordati Rare Diseases, Inc., effective July 10, 2025 (SPL set 62035612-9505-3a3f-1ac8-e2dbd711d24e), via openFDA; the full label on DailyMed
Is there a generic for succimer (Chemet)?
No generic succimer is approved (Drugs@FDA, October 8, 2026).
- 1991 earliest approval on file
Source: Drugs@FDA, FDA NDC Directory and the Orange Book (openFDA bulk files, October 8, 2026)
What does the succimer label say about other medicines?
The succimer label names 1 other medicine in its interaction, contraindication or warning sections. The sentences are the labels' own; a label lists what its studies and reports found, not every interaction.
| Medicine named | Section | What the label says |
|---|---|---|
| Tetrakis copper tetrafluoroborate | warnings and precautions | Image interpretation may be affected as the kidneys may not absorb technetium Tc 99m succimer. |
Source: FDA drug label (Chemet), Recordati Rare Diseases, Inc., effective July 10, 2025 (SPL set 62035612-9505-3a3f-1ac8-e2dbd711d24e), via openFDA; the full label on DailyMed
What do FAERS reports show for succimer?
The FDA Adverse Event Reporting System holds 69 reports that list succimer among the medicines taken, through July 30, 2026, each a report of something that happened, not proof the medicine caused it; 1 are coded as a death and 13 as a hospital stay. Counts follow how widely a medicine is used and watched, and they are not a measure of how risky it is.
The most reported reactions
Source: FDA Adverse Event Reporting System (FAERS) via openFDA, reports through July 30, 2026
What next?
- Other lead chelators
- the pharmacologic class, with prices and generics
- Succimer side effects
- the label's list beside FAERS reports
- Check an interaction
- what two or more labels say about each other