DEVELOPMENT OF A GEL FOR THE TREATMENT OF VARICOSE VEINS BASED ON DIHYDROQUERCETIN for the determination of dihydroquercetin in the gel by 
HPLC-UV. On laboratory animals, the toxicity and local irritant
 Determination of Favipiravir in Human Blood Plasma by HPLC-MS/MS favipiravir in human blood plasma by high-performance liquid chromatography with an ultraviolet detector (
HPLC–UV Coltsfoot leaves (Tussilago farfara L.) a promising source of essential amino acidsChromchenkova E.P., 
Bokov D.O., 
Bessonov V.V., 
Samylina I.A., 
Kakhramanova S.D., 
Chevidaev V.V., 
Sokhin D.M., 
Balobanova N.P., 
Evgrafov A.A., 
Krasnyuk I.I., 
Kudashkina N.V., 
Galiakhmetova E.K., 
Marakhova A.I., 
Moiseev D.V.  as plant material for 
preparing infusion and analysis. Amino acids profile and content were analyzed by RP-
HPLC-UV Quantitative estimation of gemcitabine by HPLC in plasmaA method for estimating the antitumor agent gemcitabine in plasma by isocratic 
HPLC was developed
 Quantitative HPLC determination of gemcitabine in the blood plasma.5:2.5). Then, 
HPLC was carried out using reverse-phase column eluted under isocratic conditions. The 
UV Development of Dihydroquercetin-based Oral tablets and Evalution of the General Toxic EffectAbdulrazzak S.A., 
Vorobyev A.N., 
Sinitsyna N.I., 
Sharutin I.V., 
Menshova O.V., 
Elizarova E.V., 
Ivanov Y.V., 
Karamyan A.S., 
Abramovich R.A., 
Potanina O.G., 
Sakanyan K.M.  and quantitative content of dihydroquercetin in tablets was determined using 
HPLC-UV (Agilent 1260 Infinity II