A Sensitive Spectrophotometric Estimation of Nimodipine in Tablets and Injection Using Phloroglucinol

Table 4

Results of determination of NMD in tablets and statistical comparison with the reference method.

Tablet brand name*	Nominal amount mg per tablet	Found** (% of nominal amount ± SD)
		Reference method [14]	Method
Nimodip^a	30 mg	99.20±0.38	100.27±0.62
			𝑡=0.11, 𝐹=2.68
Nimotide^b	30 mg	99.34±0.43	100.54 ± 0.41
			𝑡=0.12, 𝐹=0.89
Modipin^c	30 mg/injection	100.02±0.53	100.28±0.66
			𝑡=0.03, 𝐹=1.53

*Marketed by; ^aCadila; ^bMicro Synapse; ^cTorrent.
**Mean value of five determinations.
Tabulated 𝑡- and 𝐹-values at 95% confidence level are 2.77 and 6.39, respectively.