2007 ICD-9-CM Procedure 99.75 Administration of neuroprotective agent 99.75 is a specific code that can be used to specify a procedure 99.75 contains 6 index entries View the full Volume 3 99.* hierarchy Index entries containing 99.75: Administration (of) -- see also Injection neuroprotective agent 99.75 Infusion (intra-arterial) (intravenous) neuroprotective agent 99.75 nimodipine 99.75 Injection (into) (hypodermically) (intramuscularly) (intravenously) (acting locally or systemically) neuroprotective agent 99.75 nimodipine 99.75 Nimodipine, infusion 99.75