Table 4: Data of antibacterial activity of the combination extracts of Buah Merah (P. conoideus Lam.) and reference compounds at a concentration of 10% against pathogenic oral bacteria E. faecalis ATCC 29212, S. mutans ATCC 25175, and S. sanguinis ATCC 10556.

No. Samples Inhibition zones
at concentrations of 10%
E. faecalis S. mutans S. sanguinis
1 M+Chx 10.15 0 9.75
2 M+F 21.6 25.9 6.9
3 M+Q 0 7.05 10.15
4 Hex+Chx 0 0 13.25
5 Hex+F 20,7 23.9 0
6 Hex+Q 6,85 0 12.7
7 Ea+Chx 7.7 12.8 11.85
8 Ea+F 19.65 21.9 11.3
9 Ea+Q 7.7 6.85 11.85
10 H2O+Chx 12.15 18.7 11.15
11 H2O+F 22.1 22.1 0
12 H2O+K 0 0 0

Note: M: methanol, Hex: n-Hexane, Ea: Ethyl acetate, Chx: Chlorhexidine, Q: Quercetin, F: Fosfomycin