| HL57R | HLA-B*57:01 Genotype, Pharmacogenomics, Varies Mayo Clinic Laboratories in Rochester | 
      
        | HL58R | HLA-B*5801 Genotype, Allopurinol Hypersensitivity, Varies Mayo Clinic Laboratories in Rochester | 
      
        | HYDCU | Hydrocodone with Metabolite Confirmation, Random, Urine Mayo Clinic Laboratories in Rochester | 
      
        | HYDMU | Hydromorphone Confirmation, Random, Urine Mayo Clinic Laboratories in Rochester | 
      
        | HCQ | Hydroxychloroquine, Serum Mayo Clinic Laboratories in Rochester | 
      
        | HYPOG | Hypoglycemic Agent Screen, Serum Mayo Clinic Laboratories in Rochester |