Saretius We are a UK-based company offering preclinical experimental services required by the drug discovery process, in a highly integrated fashion. Therapeutic areas covered by Saretius are pain, obesity, diabetes and CNS disorders. The company offers a unique service by integrating efficacy testing, therapeutic index, pharmacokinetics (PK) and pharmacodynamics (PD). This highly integrated approach helps to accelerate the drug discovery process and reduce risk in drug development by identifying PK/PD relationships. The appropriate level of integration is determined by the customer. Our customers range from small biotech to large multinational pharmaceutical companies. Saretius also offers consultancy services.