Research Article

Phytochemical Analysis, Antifungal, and Antioxidant Properties of Two Herbs (Tristemma mauritianum and Crassocephalum bougheyanum) and One Tree (Lavigeria macrocarpa) Species

Table 8

Interactions of fluconazole with the plant extracts against yeast Candida isolates.

Yeast speciesT. mauritianum (aerial parts)L. macrocarpa (leaves)C. bougheyanum (aerial parts)
FICAFICB∑FICInterpretationFICAFICB∑FICInterpretationFICAFICB∑FICInterpretation

Candida dubliniensis 5 : I520.250.250.5Synergistic0.125<1<2Indifferent0.0620.0620.124Synergistic
Candida dubliniensis 1 : I59<11<2Indifferent<1<1<2Indifferent<11<2Indifferent
Candida dubliniensis 3 : I8110.51.5Indifferent10.251.25Indifferent112Indifferent
Candida albicans 7Ca0.50.1250.625Additive0.250.50.75Additive(0.5)11.5Additive
Candida albicans 11Ca112Indifferent<1<1<2Indifferent<10.25<2Indifferent
Candida albicans 18Ca0.50.250.75Additive0.1250.250.375Synergistic10.251.25Indifferent
Candida albicans Cppc BACT 0170.250.250.5Synergistic0.250.250.5Synergistic112Indifferent
Candida glabrata 11 : I81<11<2Indifferent<11<2Indifferent<10.25<2Indifferent
Candida glabrata 10 : I39112Indifferent(1)12Indifferent0.250.25)0.5Synergistic
Candida tropicalis Cpc BACT 0180.0620.250.312Synergistic10.51.5Additive0.25<1<2Indifferent

FICA: MIC of the fluconazole tested in combination/MIC of the fluconazole tested alone; FICB: MIC of the extract tested in combination/MIC of the extract tested alone; ∑FIC: FICA + FICE.