Review Article

A Comprehensive Review on Pharmacotherapeutics of Herbal Bioenhancers

Table 21

Enhancement of antibiotic activity by niaziridin* in combination with antibiotics against different organisms [145, 146].

OrganismsAntibioticsConcentration (μg/mL)Fold enhancement of activity

E. coli (CA8000) Rifampicin 20.038.8
Rifampicin 30.012.6
Ampicillin 6.05.3
Tetracycline 1.02.3
Tetracycline 2.05.2
Nalidixic acid 6.050.0
B. subtilis (MTCC121) Rifampicin 0.0519.4
Ampicillin 0.015.1
Tetracycline 1.03.5
Nalidixic acid 2.07.0
M. smegmatis (MC2 155)Rifampicin 0.051.9
Ampicillin 0.014.7
Tetracycline 1.04.0
Nalidixic acid 2.01.2

*Dose: E. coli = 0.1 μg/kg; B. subtilis and M. smegmatis = 1.0 μg/kg.