U.S. PHARMACOPEIA

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Nystatin Topical Powder
» Nystatin Topical Powder is a dry powder composed of Nystatin and Talc. It contains not less than 90.0 percent and not more than 130.0 percent of the labeled amount of USP Nystatin Units.
Packaging and storage— Preserve in well-closed containers.
Loss on drying 731 Dry about 100 mg, accurately weighed, in a capillary-stoppered bottle in vacuum at a pressure not exceeding 5 mm of mercury at 60 for 3 hours: it loses not more than 2.0% of its weight.
Residual solvents 467: meets the requirements.
(Official January 1, 2007)
Assay— Proceed with Topical Powder as directed in the Assay under Nystatin Cream.
Auxiliary Information— Staff Liaison : Brian D. Gilbert, Ph.D., Scientist
Expert Committee : (MDANT05) Monograph Development-Antibiotics
USP29–NF24 Page 1568
Pharmacopeial Forum : Volume No. 28(1) Page 136
Phone Number : 1-301-816-8223