Pharmaceutical preparations employing targeting peptide conjugates for use in visualizing nerves during surgical or medical procedures; pharmaceutical preparations for use in surgical procedures, namely, to help avoid nerve damage or to facilitate targeted nerve ablation; pharmaceutical preparations, namely, target-specific peptide conjugates, for use in surgical and medical procedures; pharmaceutical preparations for fluorescence image-guided surgery; pharmaceutical preparations for illuminating, labeling, tagging, or targeting nerves; pharmaceutical preparations for illuminating nerves or other structures during a surgical or medical procedure; pharmaceutical preparations in the nature of peptide conjugate preparations for image-guided surgery; pharmaceutical preparations in the nature of peptide conjugate preparations for systemic administration to guide surgical or medical procedures; pharmaceutical preparations in the nature of nerve-targeting peptides for use in surgical and medical procedures; pharmaceutical preparations in the nature of peptide conjugates, namely, peptides linked to a cargo molecule comprising a fluorescent moiety, drug, or photosensitizing agent; pharmaceutical preparations in the nature of peptide conjugates for illuminating, labeling, tagging, or targeting nerves; pharmaceutical preparations for therapeutic or diagnostic use in surgical or medical procedures.;