Bioavailability and Bioequivalence Studies for Nasal Aerosols and Nasal Sprays for Local Action
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Guidance Issuing OfficeCenter for Drug Evaluation and Research
The Food and Drug Administration (FDA) is announcing the availability of a draft guidance for industry entitled “Bioavailability and Bioequivalence Studies for Nasal Aerosols and Nasal Sprays for Local Action.” This draft document provides recommendations to applicants planning product quality studies to document bioavailability (BA) or bioequivalence (BE) in support of new drug applications (NDAs), or abbreviated new drug applications (ANDAs) for locally acting drugs in nasal aerosols (metered-dose inhalers) and nasal sprays (metered-dose spray pumps). The draft guidance was originally issued for comment on June 24, 1999. Since many substantive changes have been made to the guidance, it is being reissued for comment as a level 1 draft guidance.
You can submit online or written comments on any guidance at any time (see 21 CFR 10.115(g)(5))
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 written comments should be identified with this document's docket number: 99D-1738.