Neomycin Sulfate and Hydrocortisone Acetate Cream
» Neomycin Sulfate and Hydrocortisone Acetate Cream contains the equivalent of not less than 90.0 percent and not more than 135.0 percent of the labeled amount of neomycin, and not less than 90.0 percent and not more than 110.0 percent of the labeled amount of hydrocortisone acetate (C23H32O6).
Packaging and storage— Preserve in well-closed containers.
Identification—
A: It meets the requirements for neomycin under Thin-Layer Chromatographic Identification Test 201BNP.
B: The retention time of the major peak for hydrocortisone acetate in the chromatogram of the Assay preparation, corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay for hydrocortisone acetate.
Minimum fill 755: meets the requirements.
Assay for neomycin— Proceed with Cream as directed in the Assay under Neomycin Sulfate Ointment.
Assay for hydrocortisone acetate— Proceed with Cream as directed in the Assay under Hydrocortisone Acetate Lotion.
Auxiliary Information— Please check for your question in the FAQs before contacting USP.
Topic/Question Contact Expert Committee
Monograph Ahalya Wise, M.S.
Scientist
1-301-816-8161
(MDANT05) Monograph Development-Antibiotics
Reference Standards Lili Wang, Technical Services Scientist
1-301-816-8129
RSTech@usp.org
USP32–NF27 Page 3052
Pharmacopeial Forum: Volume No. 30(2) Page 517
Chromatographic Column—
Chromatographic columns text is not derived from, and not part of, USP 32 or NF 27.