Alleles Primers sequence (5’- 3’) CYP2C9*2 tagtttcgtttctcttcctgtta aaatgtttccaagaatgtcagta CYP2C9*3 ctaaagtccaggaagagattga atgatactatgaatttggggact CYP4F2 agcggataacgtgttttcggaacccatcac agcggataacgccttggaatggacaaaaac GGCX gcttcttgttgcgaaagctctat caaacacttgggaacagttagct CYP2D6*3 cccgttctgtctggtgta tgtcccagcaaagttcat CYP2D6*4 cttctccgtgtccacctt ccttcttacagtggggtct

Table 5: The primers used to determine the nucleotide sequence by direct sequencing method.