Siv Jönsson, Ph.D.

Senior Consultant


  • Joined Pharmetheus in 2019, actively working in client projects and with continuous improvements.
  • Expertise includes pharmacometrics, regulatory advice, and pediatric drug development, in hemophilia and across therapeutic areas.
  • Experience as Researcher at Uppsala University, Sweden, where she has a part-time position to perform pharmacometric research, primarlily by supervision of Ph.D. students. Previously, she worked as Senior Lecturer and Researcher at Uppsala University, Sweden, Pharmacokinetic Assessor at the Medical Products Agency, Sweden, Senior Research Scientist and Pharmacometrician at AstraZeneca, Sweden, Pharmacokineticist at Kabi Pharma and Kabi Pharmacia, Sweden, and Pharmacist at the Swedish Poison Information Centre, Sweden.
  • M.Sc. in Pharmacy (1988) and Ph.D. in Pharmacokinetics and Drug Therapy (2004) from Uppsala University, Sweden.
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Pharmetheus affiliated publications

Population pharmacokinetic analysis of etrolizumab in patients with moderately-to-severely active ulcerative colitis [2]Population Pharmacokinetic Analysis of Etrolizumab in Patients with Moderately-to-Severely Active Ulcerative ColitisEnhancing Efficiency and Decision Quality in Parkinson’s Disease Drug Trials for LRRK2 Programs Using Item Response ModellingPopulation Exposure-Response Modeling of Oral Nepadutant Administration in Infants with Colic