The Efficacy Of Diclectin® For Nausea And Vomiting Of Pregnancy

Inclusion Criteria: * The patient has signed a written informed consent to participate in the study and has agreed to follow dosing instructions and complete all required study visits. * The patient is a pregnant female age equal to or greater than 18 years old. * The patient's entry ultrasound indicates a viable pregnancy and confirms gestational age of the fetus is 7-14 weeks at the anticipated time of the first dose of study medication or placebo. If an ultrasound was done within 4 weeks of the admission visit, and results can be obtained, an additional ultrasound is not necessary. * The patient is suffering from NVP and has a Pregnancy Unique Quantification of Emesis (PUQE) score ≥6. * The patient has not responded to conservative management consisting of dietary/lifestyle advice according to the 2004 ACOG Practice Bulletin. * The patient agrees, if on a multivitamin, to continue on their current dose of multivitamin for the duration of the trial. * The patient does not plan termination of the pregnancy. Exclusion Criteria: * The investigator confirms the patient's nausea and vomiting is of etiology other than Nausea and Vomiting of Pregnancy (NVP). * The patient has gestational trophoblastic disease or multifetal gestation. * The patient has a condition for which antihistamines, in the opinion of the investigator, are contraindicated (epilepsy, alcoholism, glaucoma, chronic lung disease, urinary retention, heart block, etc.). * The patient has used antihistamines, ant…