Chloramine-T is used as

Antiseptic drugs causes destruction of micro-organism that produce septic disease e.g.
Dettol, Savlon acriflavin, Boric acid, Phenol Iodoform, $\mathrm{K}\mathrm{M}\mathrm{n}{\mathrm{O}}_4$ and some dyes such as Chloramine T, methylene blue.