Table 3 Quantitative estimation of piracetam, gabapentin and levetiracetam in respective dosage form and application of standard addition technique.

From: A sustainable multi-task HPLC–UV method for simultaneous analysis of top neuromodulating agents in diverse pharmaceutical formulations

Dosage form

Nootropil ® Tablet (BN: 211,202)

Neurontin ® Capsules (BN: T70376)

Keppra® Tablet (BN: 382,125)

PIR

GBP

LEV

Found% a ± RSD%

100.89 ± 0.22

98.89 ± 0.59

99.04 ± 0.43

Standard addition technique

   

%Recovery of the pure added ± SDa

101.68 ± 0.30

99.15 ± 0.39

100.57 ± 1.06

  1. aAverage of three determinations.
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