THE NEUROTOXICITY OF STREPTOMYCIN CAN RESULT IN RESPIRATORY PARALYSIS FROM NEUROMUSCULAR BLOCKAGE, ESPECIALLY WHEN THE DRUG IS GIVEN SOON AFTER THE USE OF ANESTHESIA OR OF MUSCLE RELAXANTS. POTENTIATES NEPHROTOXICITY PRODUCED BY OTHER AMINOGLYCOSIDES, VANCOMYCIN AND SOME CEPHALOSPORINS. POTENTIATES OTOTOXICITY PRODUCED BY OTHER AMINOGLYCOSIDES AND ETHACRYANIC ACID,FRUSEMIDE, MANNITOL. PLASMA LEVELS INCREASED BY INDOMETHACIN, H1 RECEPTOR BLOCKERS. INCOMPATIBLE WITH ACIDS AND ALKALIES. SYNERGISM WITH BENZYLPENICILLINE. NEUROMUSCULAR BLOCKING EFFECTS OF AMINOGLYCOSIDES, MAGNESIUM SALTS & NIFEDIPINE MAY BE ADDITIVE. PARENTERAL ADMINISTRATION OF MAG. SALT POTENTIATE THE EFFECTS OF NEUROMUSCULAR BLOCKING AGENTS.