Anti Tuberculous Drugs (ATT)

iREPS stands for
i - INH - 5mg/kg
R - Rifampicin - 10mg/kg
E - Ethambutol - 15mg/kg
P - Pyrazinamide - 20-35mg/kg
S - Streptomycin - 20-35mg/kg
Their dosages per kg are 5, 10, 15, 20-35, 20 - 35 respectively.
Which of these are Bacterocidal?
Of these, the ones that RIPS bacteria are the R, I, P, S.

To remember certain striking side effects see below:
INH - I Have Neuritis
Rifampicin - Red man syndrome
Ethambutol - Eye affected ( Retrobulbar neuritis )
Streptomycin - Song is difficult to hear ( Oto toxicity)