Q1A(R2) Stability Testing of New Drug Substances and Products
This guidance is the second revision of Q1A Stability Testing of New Drug Substances and Products, which was first published in September 1994 and revised in August 2001. The purpose of this revision is to harmonize the intermediate storage condition for zones I and II with the long-term condition for zones III and IV recommended in the ICH guidance Q1F Stability Data Package for Registration Applications in Climatic Zones III and IV. The changes made in this second revision are listed in the attachment to this guidance.
Submit comments on this guidance document electronically via docket ID: FDA-2013-S-0610 - Specific Electronic Submissions Intended For FDA's Dockets Management Staff (i.e., Citizen Petitions, Draft Proposed Guidance Documents, Variances, and other administrative record submissions)
If unable to submit comments online, please mail written comments to:
Division of Dockets Management (HFA- 305)
Food and Drug Administration
5630 Fishers Lane, Rm. 1061
Rockville, MD 20852
All comments should be identified with the title of the guidance.