Determination of antihistaminic drugs alcaftadine and olopatadine hydrochloride via ion-pairing with eosin Y as a spectrofluorimetric and spectrophotometric probe: application to dosage forms

Table 5 Application of the proposed spectroscopic methods for the determination of ALC in Orchinohist® eye drops

Parameters	Reported method [8]	Method A	Method B
% Recovery^a	100.20	101.05	99.98
Standard deviation, SD	0.55	1.19	0.91
Number of determinations	5	5	5
t-value^a		1.46	0.81
F-value ^a		4.72	0.36

ISSN: 2661-801X