Robinson P M
E.N.T. Department, Hull Royal Infirmary.
J Laryngol Otol. 1988 Jul;102(7):577-8. doi: 10.1017/s0022215100105754.
Patch testing of ten patients who had been treated with gentamicin-hydrocortisone ear drops for active chronic suppurative otitis media showed evidence of contact sensitivity in five. Positive skin tests correlated with failure to respond to treatment.