Table 3.

t Value basing on Table 2.

Comparisons test	t Value
	0 min	30 min	60 min	90 min	120 min
MOP + NAL vs. MOP	0.21	5.16	7.75	3.2	4
IND + NAL vs. IND	0.54	0.46	0.57	0.71	0.57
ASA + NAL vs. ASA	0.25	1.06	1.11	0.98	0.3
DB + NAL vs. DB	0.95	0.55	0.63	0.6	2.07
DBDS + NAL vs. DBDS	0.87	2.86	1.53	0.68	1.5