A Study to Investigate the Safety, Pharmacodynamic and Pharmacokinetic Characteristics of CBP-4888 in Hospitalized Participants With Preterm Preeclampsia and Their Children up to 24 Months

This study is testing whether a new drug called CBP-4888 is safe for pregnant women hospitalized with preterm preeclampsia (dangerously high blood pressure during pregnancy) and for their children up to 2 years of age. **You may be eligible if...** - You are between 18 and 45 years old and are currently pregnant with a single baby - You have been hospitalized with preeclampsia (high blood pressure after 20 weeks of pregnancy, plus signs of organ problems) - You are between 26 and 35 weeks pregnant - Your condition is stable enough to remain hospitalized for at least 72 hours after receiving the study drug - You have signed consent to participate **You may NOT be eligible if...** - You are not expected to remain hospitalized until delivery - Your pregnancy is not considered stable by the medical team - You do not meet the health and safety requirements outlined by the study Talk to your doctor to see if this trial is right for you.