Rathnakar Nathi

About

I am an expert in Analytical method development and validation of Chromatography (HPLC, GC), spectroscopy (UV, IR), Dissolution USP_I, II, III, IV, Design of experiments, water content by KF, API and FP content and Impurity profiling.

Employment

• Brio Pharmaceuticals Inc Quality Control Analyst
  2025 - Present
• AARKISH PHARMACEUTICALS NJ INC Analytical project manager
  2024 - 2025
• DEC pharmaceuticals Co.,Ltd Analytical project manager
  2020 - 2024
• Hainan Xinal pharmaceutical Co. LTD Analytical scientist
  2019 - 2020
• Neuheit pharma technology LTD Research scientist
  2015 - 2019
• Pellets Pharma Limited Qualify Cottrol -Chemist -Trinee
  2014 - 2014

Education

• Andhra University Doctor of philosophy
  2018 - 2022
• Andhra University master in PAQA
  2011 - 2013

Projects & Funding

Projects & funding information is unavailable.

Publications (10)

• Development of Qualitatively and Quantitatively Equivalent Anti-Fungal Agent Ketoconazole Cream Formulation – An In-Vitro Release Testing Study
  Next Research 2026 DOI: 10.1016/j.nexres.2026.102447
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• Analytical Method Development and Validation of N‐Nitrosodibenzylamine in Lacosamide Drug Using LC–MS/MS Method: Quantification and Greenness Assessment
  SEPARATION SCIENCE PLUS 2026 DOI: 10.1002/sscp.70281
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• Unique Liquid Chromatography Technique for Determining a New Selective PPARα Modulator Drug (Pemafibrate) in the Tablet Dosage Form, Robustness by Design Expert in the Light of Quality by Design
  Biomedical Chromatography 2025 DOI: 10.1002/bmc.70006
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• Estimating Butylated Hydroxytoluene in the Presence of Polymers such as Polyethylene Glycol and Polyethylene Oxide in Mirabegron Extended-Release Tablets
  Pharmaceutical Chemistry Journal 2024 DOI: 10.1007/s11094-024-03233-8
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• QbD‐based stability‐indicating liquid chromatography (RP‐HPLC) method for the determination of flurbiprofen in cataplasm
  Biomedical Chromatography 2023 DOI: 10.1002/bmc.5580
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• Eco-friendly RP-HPLC UV Quantification Method for Parental Products Buffer Agents by Utilizing Polymethacrylate Resin Stationary Phase in Light of Quality by Design
  Asian Journal of Chemistry 2023 DOI: 10.14233/ajchem.2023.28038
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• Flurbiprofen cataplasms: Development and validation of in-vitro dissolution methods and evaluation of multimedia dissolution profiles
  Pharmaceutical Science Advances 2023 DOI: https://doi.org/10.1016/j.pscia.2023.100018
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• SIMULTANEOUS DETERMINATION OF BIOACTIVE CONSTITUENTS IN GARCINIA MORELLA USING UPLC-Q-TOF-MS
  Indian Drugs 2022 DOI: 10.53879/id.59.03.12170
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• Stability-Indicating Simultaneous Method Development and Validation of Guaifenesin and Dextromethorphan HBr by Reverse-Phase High-Performance Liquid Chromatography
  INTERNATIONAL JOURNAL OF PHARMACEUTICAL QUALITY ASSURANCE 2020 DOI: 10.25258/ijpqa.11.2.13
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• Stability indicating RP-HPLC method development and validation of efavirenz in bulk and pharmaceutical dosage form
  International Journal of Pharmacy and Biological Sciences
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