Simultaneous Estimation of Ambroxol Hydrochloride and Cetirizine Hydrochloride in Pharmaceutical Tablet Dosage Form by Simultaneous Equation Spectrophotometric Method: A Quality Control Tool for Dissolution Studies

Table 5

Drug content uniformity of Ambroxol Hydrochloride and Cetirizine Hydrochloride.

Serial number	Absorbance at 244 nm ± S.D; (𝐴1)	Absorbance at 230 nm ± S.D; (𝐴2)	CA (µg/mL)	CC (µg/mL)	Drug content of Ambroxol Hydrochloride (%age ) ± S.D	Drug content of Cetirizine Hydrochloride (%age ) ± S.D
1	0.206	0.284	7.13	4.39	95.06	87.80
2	0.201	0.287	6.87	4.62	91.60	92.40
3	0.207	0.285	7.17	4.40	95.60	88.00
Mean (𝑛=3)	0.205±0.003	0.285±0.002			94.09±2.17	89.40±2.60