PARASETAMOL VA KOFEIN KOMBINATSIYALI TABLETKALARDA PARASETAMOL MIQDORINI YUQORI SAMARALI SUYUQLIK XROMATOGRAFIYASI VA ULTRABINAFSHA SPEKTROFOTOMETRIYA USULLARI YORDAMIDA ANIQLASH HAMDA VALIDATSIYA QILISH

Authors

  • Zokirjonov Asilbek Dilshodjon o’g’li Qo‘qon universiteti Andijon filiali, Biologik kimyo va farmatsevtika kafedrasi o‘qituvchisi Author

Keywords:

parasetamol; kofein; teskari fazali YuSSX; ultrabinafsha spektrofotometriya; analitik validatsiya; ICH Q2(R1); LOD; LOQ; sifat nazorati.

Abstract

Ushbu tadqiqotda parasetamol (atsetaminofen) va kofeinning birgalikdagi qattiq dozalangan shaklida parasetamol miqdorini aniqlash uchun teskari fazali yuqori samarali suyuqlik xromatografiyasi (TF-YuSSX) hamda ultrabinafsha spektrofotometriya (UBS) usullari ishlab chiqildi va ICH Q2(R1) talablari asosida validatsiya qilindi. Xromatografik tahlil Agilent Zorbax SB-C18 (150 × 4.6 mm, 5 µm) kolonkasida asetonitril–kaliy digidrofosfat buferi mobil fazasida (35:65, v/v; pH 4.50) 243 nm da amalga oshirildi. Parasetamolning ushlanish vaqti 4.12 ± 0.02 min ni tashkil qildi. YuSSX usuli uchun chiziqlilik diapazoni 1.0–60.0 µg/ml (r² = 0.99986) bo’lib, LOD va LOQ qiymatlari mos ravishda 0.08 va 0.25 µg/ml ni tashkil qildi. UBS usulida λmax = 243 nm da chiziqlilik 2.0–120.0 µg/ml (r² = 0.99948), LOD = 0.42 µg/ml va LOQ = 1.27 µg/ml ekanligi aniqlandi. Ikkala usul uchun tiklanish 98.6–101.5% va takroriylik RSD < 2.0% darajasida qayd etildi. Tijorat preparati tahlilida parasetamol miqdori YuSSX bo’yicha 99.51 ± 0.74% va UBS bo’yicha 99.28 ± 1.36% ni tashkil qildi va deklaratsiya qilingan qiymatlar bilan statistik jihatdan mos keldi (p > 0.05). Olingan natijalar ishlab chiqilgan usullarning farmatsevtik preparatlar sifat nazorati uchun sezgir, aniq va ishonchli ekanligini tasdiqlaydi.

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Published

2026-05-29

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How to Cite

Zokirjonov, A. (2026). PARASETAMOL VA KOFEIN KOMBINATSIYALI TABLETKALARDA PARASETAMOL MIQDORINI YUQORI SAMARALI SUYUQLIK XROMATOGRAFIYASI VA ULTRABINAFSHA SPEKTROFOTOMETRIYA USULLARI YORDAMIDA ANIQLASH HAMDA VALIDATSIYA QILISH. Applied Sciences in the Modern World, 5(11), 48-51. https://www.in-academy.uz/index.php/ZDAF/article/view/50544
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