Starvation ketosis with reduced carbohydrate intake
Volume depletion with renal hypoperfusion
Therapeutic Considerations
Therapeutic considerations
Stepwise approach rationale
Mechanism based combination improves response likelihood
Escalation reduces admission duration when effective
Thiamine rationale
Prevents neurologic injury with carbohydrate repletion
Low risk with high potential benefit
Evidence framing
Doxylamine pyridoxine supported as first line by obstetric guidelines
Metoclopramide and ondansetron commonly used second line options
Corticosteroids reserved for refractory disease due to mixed evidence and timing concerns
Patient Discharge Instructions
Copy discharge instructions
Copy discharge instructions
Diagnosis explanation
Nausea and vomiting of pregnancy with dehydration risk
Goal of treatment is hydration and nausea control
Home plan
Small frequent sips of fluids
Small frequent meals with carbohydrates as tolerated
Prenatal vitamin timing adjustment if it worsens nausea
Medications
Take prescribed nausea medicines as directed
Avoid driving if sedated by medicines
Return to emergency care now if
Unable to keep fluids down for 12 hours
Fainting or severe dizziness
Severe abdominal pain
Fever
Blood in vomit
Vaginal bleeding or pelvic pain
Confusion or trouble walking
Follow up
Obstetric follow up within 24 to 72 hours
Earlier follow up if symptoms return
References
Clinical guidelines and evidence sources
Clinical guidelines and evidence sources
ACOG guidance on nausea and vomiting of pregnancy and hyperemesis gravidarum
First line doxylamine pyridoxine recommendation
Stepwise escalation framework
RCOG guidance on hyperemesis gravidarum
Assessment of dehydration and electrolyte derangements
Antiemetic options and escalation
PUQE score development and validation literature
Symptom quantification for severity tracking
Use for response monitoring
Emergency care consensus references
Thiamine before dextrose for prolonged vomiting prevention of Wernicke encephalopathy
IV fluid and electrolyte correction prioritization
Internal project instruction file
Checkbox formatting and nesting requirements
Section structure requirements
SymptomDx is an educational tool for medical professionals. It does not replace clinical judgment. Verify all clinical data and drug dosages with authoritative sources.