Inotiv, Inc. provides nonclinical and analytical drug discovery and development services to the pharmaceutical and medical device industries. It operates through two segment: Discovery and Safety Assessment (DSA), and Research Models and Services (RMS). The DMS segment manufactured scientific instruments for life sciences research and the related software for use by pharmaceutical companies, universities, government research centers, and medical research institutions under the Company's BASi product line. The RMS segment engages in commercial production and sales of research models, diets, bedding, and bioproducts. The company offers research and discovery services, including computational toxicology, disease pharmacology, DMPK, safety pharmacology, discovery bioanalysis, exploratory, surgical models and medical device, and cell and molecular biology; non-clinical safety assessment includes general and genetic toxicology, regulated bioanalysis, carcinogenicity studies, and development and reproductive toxicology; pathology services, such as histology, digital, clinical, and medical device pathology; bioanalysis includes nonregulated discovery bioanalysis, biotherapeutics, and regulated preclinical and clinical bioanalysis; proteomics; and consulting services, as well as model and research services. The company operates in the United States, the Netherlands, and internationally. The company was formerly known as Bioanalytical Systems, Inc. and changed its name to Inotiv, Inc. in March 2021. Inotiv, Inc. was incorporated in 1974 and is headquartered in West Lafayette, Indiana.