Prospective, Randomized Trial of Personalized Medicine With Pentaglobin® After Surgical Infectious Source Control in Patients With Peritonitis

Who May Qualify: 1. The patient is diagnosed with secondary or quaternary peritonitis 2. The time of the surgical infectious source control is within 6 hours of indication (defined as date and time of registration for surgical or minimal invasive procedure). 3. Sepsis and / or septic shock (according to the current sepsis guideline of the German Sepsis Society). 4. SOFA Score ≥ 8 5. The concentration of IL-6 is ≥ 1000 pg / ml 6. Treatment with antibiotics is started within 12 hours of admission to the Intensive Care Unit 7. The willing to sign a consent form form has been signed by the patient and / or by his legal representative (such as his spouse, an health care proxy authorized or a legal representative) or by a consultant physician Exclusion criteria 1. Patients with a life expectancy of less than 90 days due to medical conditions unrelated to peritonitis nor with sepsis and / or septic shock. 2. For female patients: The patient is pregnant or breastfeeding. 3. The patient is a minor (\< 18 years of age). 4. The patient has known chronic renal dysfunction requiring dialysis (creatinine ≥ 3.4 mg / dl or creatinine clearance ≤ 30 mL/min/1.73 m²). 5. The patient has acute, primarily non-infectious pancreatitis or mediastinitis. 6. The patient has a BMI \> 40. 7. The patient has any contraindication to study drug. 8. The patient has participated in another clinical trial within the last 30 days. 9. The patient is in a dependent or employment relationship with the sponsor or investigator. 10. The patient is institutionalized by court or government order. Always talk to your doctor about whether this trial is right for you.