Muchakayala SK - Search Results

1

Synthesis and Trace-Level Quantification of Mutagenic and Cohort-of-Concern Ciprofloxacin Nitroso Drug Substance-Related Impurities (NDSRIs) and Other Nitroso Impurities Using UPLC-ESI-MS/MS-Method Optimization Using I-Optimal Mixture Design.

Nakka S, Katari NK, Muchakayala SK, Jonnalagadda SB, Manabolu Surya SB. Nakka S, et al. Among authors: muchakayala sk. ACS Omega. 2024 Feb 15;9(8):8773-8788. doi: 10.1021/acsomega.3c05170. eCollection 2024 Feb 27. ACS Omega. 2024. PMID: 38434810 Free PMC article.

2

A sensitive ultra-performance liquid chromatography-tandem mass spectrometry method for the simultaneous quantification of assay and trace-level genotoxic tosylate analogs (methyl and ethyl) in empagliflozin and its tablet dosage forms.

Nakka S, Muchakayala SK, Manabolu Surya SB. Nakka S, et al. Among authors: muchakayala sk. Biomed Chromatogr. 2024 Jan;38(1):e5755. doi: 10.1002/bmc.5755. Epub 2023 Oct 30. Biomed Chromatogr. 2024. PMID: 37903616

3

A sensitive UPLC-MS/MS method for the simultaneous assay and trace level genotoxic impurities quantification of SARS-CoV-2 inhibitor-Molnupiravir in its pure and formulation dosage forms using fractional factorial design.

Nakka S, Muchakayala SK, Manabolu Surya SB. Nakka S, et al. Among authors: muchakayala sk. Results Chem. 2023 Dec;6:101019. doi: 10.1016/j.rechem.2023.101019. Epub 2023 Jun 27. Results Chem. 2023. PMID: 37396150 Free PMC article.

4

Regulatory Perspective Reverse Engineering Analysis of the Mast Cell Stabilizer and the Histamine Receptor Antagonist (Olopatadine HCl): Instrumental and Classical Methods for Multiple Formulations.

Kowtharapu LP, Katari NK, Sandoval CA, Konduru N, Muchakayala SK, Pydimarry SPR, Jonnalagadda SB. Kowtharapu LP, et al. Among authors: muchakayala sk. ACS Omega. 2023 Jun 8;8(24):21485-21492. doi: 10.1021/acsomega.3c00311. eCollection 2023 Jun 20. ACS Omega. 2023. PMID: 37360430 Free PMC article.

5

Development, stability-indicating assessment, and evaluation of influential method conditions using a full factorial design for the determination of Nintedanib esylate-related impurities.

Yenda P, Katari NK, Satheesh B, Gundla R, Muchakayala SK, Rekulapally VK. Yenda P, et al. Among authors: muchakayala sk. J Sep Sci. 2023 Jun;46(11):e2200770. doi: 10.1002/jssc.202200770. Epub 2023 Apr 12. J Sep Sci. 2023. PMID: 36976154

6

An effective and stability-indicating method development and optimization utilizing the Box-Behnken design for the simultaneous determination of acetaminophen, caffeine, and aspirin in tablet formulation.

Yenda P, Katari NK, Ettaboina SK, Satheesh B, Muchakayala SK, Gundla R. Yenda P, et al. Among authors: muchakayala sk. Biomed Chromatogr. 2023 Apr;37(4):e5585. doi: 10.1002/bmc.5585. Epub 2023 Feb 11. Biomed Chromatogr. 2023. PMID: 36692333

7

QbD-based stability-indicating liquid chromatography (RP-HPLC) method for the determination of flurbiprofen in cataplasm.

Nathi R, Kowtharapu LP, Muchakayala SK, Konduru N. Nathi R, et al. Among authors: muchakayala sk. Biomed Chromatogr. 2023 Apr;37(4):e5580. doi: 10.1002/bmc.5580. Epub 2023 Jan 24. Biomed Chromatogr. 2023. PMID: 36609857

8

AQbD based green UPLC method to determine mycophenolate mofetil impurities and Identification of degradation products by QToF LCMS.

Muchakayala SK, Katari NK, Saripella KK, Schaaf H, Marisetti VM, Kowtharapu LP, Jonnalagadda SB. Muchakayala SK, et al. Sci Rep. 2022 Nov 9;12(1):19138. doi: 10.1038/s41598-022-22998-0. Sci Rep. 2022. PMID: 36352016 Free PMC article.

9

Implementation of analytical quality by design and green chemistry principles to develop an ultra-high performance liquid chromatography method for the determination of Fluocinolone Acetonide impurities from its drug substance and topical oil formulations.

Muchakayala SK, Katari NK, Saripella KK, Schaaf H, Marisetti VM, Ettaboina SK, Rekulapally VK. Muchakayala SK, et al. J Chromatogr A. 2022 Aug 30;1679:463380. doi: 10.1016/j.chroma.2022.463380. Epub 2022 Jul 30. J Chromatogr A. 2022. PMID: 35970050

10

Green Liquid Chromatography Method for the Determination of Related Substances Present in Olopatadine HCl Nasal Spray Formulation, Robustness by Design Expert.

Kowtharapu LP, Katari NK, Sandoval CA, Muchakayala SK, Rekulapally VK. Kowtharapu LP, et al. Among authors: muchakayala sk. J AOAC Int. 2022 Sep 6;105(5):1247-1257. doi: 10.1093/jaoacint/qsac072. J AOAC Int. 2022. PMID: 35686891

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