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Camptosar patent expiration year?

See the DrugPatentWatch profile for Camptosar

When does the Camptosar (irinotecan) patent expire?

The provided information does not include the patent expiration year for Camptosar.

Which Camptosar patent are people referring to?

“Camptosar” is a brand for irinotecan, and “patent expiration year” can vary depending on which specific patent and jurisdiction (country/region) is being asked about (for example, product patents vs. formulation/polymorph/process patents). The exact expiration year can’t be determined without the specific patent identifier or jurisdiction.

Can you share a patent number or country so I can pin down the year?

If you provide any of the following, I can give the exact expiration year:
- the patent number (or a link)
- the country/region (e.g., US, EP/UK, etc.)
- the patent holder name shown in the listing you’re looking at

Sources

No sources were provided in the prompt.



Other Questions About Camptosar :

What are the side effects of Camptosar?

AI-Drug Label Prescribing Information Alignment Report

90
90%
Grade A

Excellent

Mostly Aligned

Patient Risk: Low

Summary

The AI-generated evaluation targets diarrhea and myelosuppression and concludes the claim is supported. The provided assertions (life-threatening late diarrhea, severe myelosuppression/sepsis risk, and management via loperamide initiation, monitoring/replacement of fluids/electrolytes, dose holds/delays, and dose reductions) are consistent with the cited label excerpts.


Category Scores

Indication
100
Excellent
Dosage
88
Good
Warnings
95
Excellent
SpecificPopulations
90
Excellent
SpecificPopulations
90
Excellent

Accurate Statements

CAMPTOSAR can cause severe myelosuppression and may be associated with infections/sepsis after severe neutropenia.
5.2 Myelosuppression
Hold CAMPTOSAR if neutropenic fever occurs or if ANC drops <1000/mm3; reduce subsequent doses after recovery to ANC ≥1000/mm3.
5.2 Myelosuppression
Late diarrhea (>24 hours after administration) can be life-threatening and may lead to dehydration, electrolyte imbalance, or sepsis.
5.1 Diarrhea and Cholinergic Reactions
Patients should have loperamide readily available and start it at the first episode of poorly formed/loose stools (earliest onset of increased bowel movements).
5.1 Diarrhea and Cholinergic Reactions
Monitor and replace fluids and electrolytes for late diarrhea.
5.1 Diarrhea and Cholinergic Reactions
Subsequent weekly chemotherapy treatments should be delayed until pretreatment bowel function returns for at least 24 hours without anti-diarrhea medication; CAMPTOSAR must not be treated until bowel obstruction resolves.
5.1 Diarrhea and Cholinergic Reactions
If grade 2–4 late diarrhea recurs, subsequent CAMPTOSAR doses should be decreased (dose modification tied to resolution/recurrence).
5.1 Diarrhea and Cholinergic Reactions and dose modification references to 2

Unsupported Statements


Contradictions


Important Omissions

The AI did not evaluate or restate the label’s early diarrhea/cholinergic reaction prevention/treatment details (e.g., atropine prophylaxis/therapeutic administration) as part of the management description.
Importance: Low

Safety Assessment

Potential Patient Risk: Low
The AI response does not provide dosing instructions as recommendations to a specific patient; it evaluates that the claim is supported. The cited management concepts (loperamide timing, fluid/electrolyte monitoring, and hold/delay/reduce guidance) match the provided label excerpts.

Regulatory Assessment

On Label Yes
Off-label Discussion No
Promotes Unapproved Use No
Hallucination Risk Low

Recommendation

Mostly Aligned

Primary Issue
Omission of early-diarrhea cholinergic reaction management details (atropine) from the management summary.

Suggested Improvement
Include the label’s early diarrhea/cholinergic symptom prevention/treatment option with IV/SC atropine (0.25–1 mg, unless contraindicated) when summarizing management for diarrhea.

Drug Brand Mention Assessment

Branding Score
23
Visibility
16
Mentioned
Ranking
#1
Sentiment
0
Recommendation Status
mentioned only
Brand Perception
Best Known For

“Camptosar” is a brand for irinotecan


Core Claims
  • The provided information does not include the patent expiration year for Camptosar.
Differentiators
  • “Camptosar” is a brand for irinotecan.

Pricing Perception: Not Mentioned