Expedited Programs Updated January 14, 2026

What is QIDP?

QIDP designation provides incentives for developing new antibiotics and antifungals. Learn about eligibility, benefits, and the GAIN Act framework.

Definition

QIDP (Qualified Infectious Disease Product) is an FDA designation created by the GAIN Act of 2012 to incentivize development of new antibiotics and antifungals for serious or life-threatening infections. QIDP provides expedited development pathways and extended market exclusivity.

How QIDP Works

Sponsors request QIDP designation before NDA submission. FDA evaluates whether the drug treats a qualifying infection and grants automatic Fast Track status along with other benefits.

Eligibility Criteria

  • Antibacterial or antifungal drug (including biologics)
  • Treats serious or life-threatening infection
  • Infection involves qualifying pathogen (resistant organisms, hospital-acquired)
  • Includes drugs for biodefense

QIDP Benefits

BenefitDetails
Automatic Fast TrackGranted with QIDP designation
Priority Review6-month review goal
Additional Exclusivity+5 years added to any existing exclusivity
Expedited DevelopmentEnhanced FDA engagement

Exclusivity Extension Example

Exclusivity TypeBase PeriodWith QIDPTotal
NCE5 years+5 years10 years
Orphan Drug7 years+5 years12 years
New Clinical Studies3 years+5 years8 years

Why BD Teams Track QIDP

For business development professionals, QIDP signals antibiotic pipeline value:

  • Deal Implication: Extended exclusivity significantly enhances product economics
  • Due Diligence Focus: Verify qualifying infection status and competitive antibiotic landscape
  • Opportunity Signal: Antimicrobial resistance is global priority; QIDP products attract attention

Frequently Asked Questions

What is QIDP designation?

QIDP is an FDA designation for antibacterial and antifungal drugs treating serious infections, providing Fast Track status, Priority Review, and 5 additional years of exclusivity.

What infections qualify for QIDP?

Serious or life-threatening infections including resistant pathogens, hospital-acquired infections, and infections designated as qualifying pathogens by FDA.

What are QIDP benefits?

QIDP provides automatic Fast Track designation, Priority Review, and 5 additional years added to any exclusivity or patent protection.

How is QIDP exclusivity different from NCE?

QIDP adds 5 years to existing exclusivity. A new antibiotic with NCE exclusivity (5 years) plus QIDP would receive 10 years total exclusivity.

What is the GAIN Act?

The Generating Antibiotic Incentives Now (GAIN) Act of 2012 created the QIDP designation to combat antimicrobial resistance by incentivizing antibiotic development.

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