Bioequivalence

24
Apr

Day Two Helpful Hints from the Generic Drugs Forum 2026

The second day of the Generic Drugs Forum provided a significant amount of new and rehashed data, including explanations and suggestions regarding certain application submission issues, including but certainly not limited to DMFs, data integrity and the ongoing nitrosamine saga. Here are a few of the helpful hints presented: When providing amendments to DMF, the […]

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26
Feb
98 New and Revised PSGs Issued Today - Lachman Blog

98 New and Revised PSGs Issued Today

Today, the Office of Generic Drugs announced the issuance of 98 Product-Specific Guidances (PSGs). The guidances can be accessed here. In an email announcing the availability of the newly issued guidances, the FDA said: “Today’s batch of 98 PSGs (31 New and 67 Revised) contains: 68 PSGs for products with no approved ANDAs (including 31 complex products) 46 PSGs […]

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04
Feb
It's the end of school year finally!

Q1/Q2 Legislation Finally Becomes Law

On Tuesday, the Association of Accessible Medicines (AAM) heralded the passage of the Q1/Q2 bill as a mechanism to speed certain generic drugs through the FDA approval system by making information on the qualitative and quantitative formulation of certain products available to generic manufacturers seeking approval a generic version of those products. AAM’s  announcement here […]

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15
Dec
Safety Reporting Requirements - Lachman Blog

FDA Issues Two Guidance Documents to Help Sponsors with Safety Reporting Requirements

In an email announcing the two new guidances, the FDA said, “[t]he first guidance titled Investigator Responsibilities — Safety Reporting for Investigational Drugs and Devices is intended for investigators, industry, and institutional review boards (IRBs). This final guidance provides recommendations to help clinical investigators comply with the safety reporting requirements for investigational new drug application […]

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04
Dec

Series of New and Revised PSGs Issued Today

Today, the FDA issued 44 new and 37 revised draft product specific guidances (PSGs) outlining FDA’s current thinking on the requirements for establishing bioequivalence to reference listed drugs or reference standards.  None of the guidance documents were finalized in the current listings. According to the FDA Email, the 81 guidance documents included (and yes, I […]

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14
Nov
Guidance on Waiver of pH Adjusters Publishes - Lachman Blog

The Day After the Government Reopens, Final Guidance on Waiver of pH Adjusters Publishes

The OGD got back to business right away after the government reopened by publishing the final guidance titled Considerations for Waiver Requests for pH Adjusters in Generic Drug Products Intended for Parenteral, Ophthalmic, or Otic Use: Guidance for Industry (here). The issue of changing pH-adjuster ingredients for the purposes of creating a generic formulation of […]

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01
Oct
FR Notice Announces New and Revised PSGs - Lachman Blog

Shutdown Begins – FR Notice Announces New and Revised PSGs – Surprise, Surprise

In today’s pre-publication Federal Register notice (here), the FDA announced publication of 17 new product specific guidances (PSGs) and 58 revised PSGs. This is the first release of PSGs since the May 20, 2025 dump of 36 new and 15 revised PSGs. Not only is this good news for developers of generic drugs, release of the […]

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19
Sep
Brass ring being caught by man

Another Bill introduced to Solve the Q1/Q2 Dilemma

An Association for Accessible Medicines release (here) reports that the AAM “thanked the House Energy and Commerce Committee for marking up Q1/Q2 legislation previously introduced by Representatives by Congressmen [sic] Dunn of Florida and Mullin of California.  The bipartisan and bicameral legislation was included in the 2024 year-end spending bill and was reintroduced this Congress.” […]

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