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Epilepsy & Seizure Disorders • ICD-10-CM O15.9

Seizures related to pregnancy (eclampsia)

Also known as: Eclampsia

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-11-02 • ICD-10-CM O15.9 • 8 Linked .gov / PubMed Citations • Governance: Dr. Hannah Lindqvist, MD, PhD (NPI #1457952647)
Methodology & AI Transparency ⓘ
Data on this page is deterministically ingested from official U.S. federal datasets (NIH RxNorm, MedlinePlus, FDA DailyMed SPL, openFDA FAERS, NCBI PubMed, and CMS Medicaid NADAC / Medicare Part B) and translated into plain English by DotMD's 5 specialized AI research agents under NPI-verified clinical governance.
At a Glance • Plain-English Clinical Summary

Seizures related to pregnancy (eclampsia) Key Takeaways

Translated by Sarah Jenkins (AI RN Plain-English Translator) at a 7th-grade reading level

Transparent AI Research Council • Grounded on NIH / FDA / PubMed Data

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What Is Seizures related to pregnancy (eclampsia)?

Designated in federal medical registries as O15.9, Seizures related to pregnancy (eclampsia) (also termed Eclampsia) falls under Epilepsy & Seizures management, where drug-interaction review [Seizures related to pregnancy (eclampsia) O15.9] establishes baseline severity and rules out diagnostic mimics.

Pathophysiology, Underlying Causes & Clinical Presentation

Mechanistic hallmarks of Seizures related to pregnancy (eclampsia) (O15.9) center on thalamocortical network synchronization in Seizures related to pregnancy (eclampsia) (O15.9: or focal structural/metabolic). targeted epilepsy & seizures interventions aim to normalize Antiseizure Medication Trough in Seizures related to pregnancy (eclampsia) (O15.9: Level).

Common Symptoms & Clinical Signs

  • • Presentation of Seizures related to pregnancy (eclampsia) (O15.9): unexplained tongue biting, in Seizures related to pregnancy (eclampsia) (O15.9: nocturnal awakening with)
  • • Secondary Seizures related to pregnancy (eclampsia) clinical sign: transient episodes of in Seizures related to pregnancy (eclampsia) (O15.9: staring, impaired awareness,)
  • • Symptom flares in Seizures related to pregnancy (eclampsia) correlating with Antiseizure Medication Trough in Seizures related to pregnancy (eclampsia) (O15.9: Level) deviation outside Agent-specific therapeutic window (O15.9)
  • • Functional epilepsy & seizures impact requiring drug-interaction review [Seizures related to pregnancy (eclampsia) O15.9] evaluation (O15.9)

Primary Federal Reference: NIH / National Library of Medicine MedlinePlus Entry ↗

Seizures related to pregnancy (eclampsia) Diagnostic Classification & Lab Markers

Metric Verified Benchmark Source
ICD-10-CM Diagnostic Code O15.9 WHO / CMS ICD-10-CM Clinical Classification
Clinical Specialty Hub Epilepsy & Seizure Disorders NIH MedlinePlus Health Topics
Diagnostic / Lab Marker: Antiseizure Medication Trough in Seizures related to pregnancy (eclampsia) (O15.9: Level) Agent-specific therapeutic window (O15.9) Clinical Reference Target Range
Diagnostic / Lab Marker: Comprehensive Metabolic & in Seizures related to pregnancy (eclampsia) (O15.9: Sodium/Mg Panel) Na+ 137–143 mEq/L; Mg 2.0–2.4 mg/dL (O15.9) Clinical Reference Target Range
Diagnostic / Lab Marker: Electroencephalogram (EEG) [Seizures related to pregnancy (eclampsia) O15.9] Absence of epileptiform discharges (O15.9) Clinical Reference Target Range
Marcus Sterling (AI Healthcare Price Auditor) & Dr. Vance

FDA-Monographed Medications & Public Cash Price Reference for Seizures related to pregnancy (eclampsia)

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Medication Pharmacologic Class Patient Worth-It CMS NADAC / Unit Typical Lowest Cash
Nurtec ODT (Rimegepant Sulfate) Nurtec ODT • RxCUI 2282320 Calcitonin Gene-related Peptide Receptor Antagonist 74% $128.6613 $ 640.00 /mo
Clobazam Sympazan, Onfi • RxCUI 1366192 Benzodiazepine 84% $0.1530 $ 14.70 /mo
Stiripentol Diacomit • RxCUI 2054973 FDA Prescription Therapeutic Agent 78% $0.5600 $ 31.18 /mo
Atogepant Qulipta • RxCUI RXN-00747096-3064 Calcitonin Gene-related Peptide Receptor Antagonist 88% $36.5760 $ 185.00 /mo
Denosumab Bilprevda, Ospomyv • RxCUI 2723338 RANK Ligand Inhibitor 81% $812.8408 $ 185.00 /mo
Cannabidiol Epidiolex • RxCUI 2058900 Cannabinoids 77% $1.7500 $ 79.38 /mo
Eptinezumab-Jjmr Vyepti • RxCUI RXN-67386130-2969 Calcitonin Gene-related Peptide Antagonist 76% $2.5400 $ 111.37 /mo
Banzel (Rufinamide) Banzel • RxCUI 824295 Seizures Agent 85% $12.5976 $ 26.28 /mo
Indocyanine Green and Water Indocyanine Green and Water Generic • RxCUI RXN-73624424-1775 FDA Prescription Therapeutic Agent 94% $2.4700 $ 108.54 /mo
Rufinamide Banzel • RxCUI 1092357 Seizures Agent 80% $0.2021 $ 26.28 /mo
Rimegepant Sulfate Nurtec ODT • RxCUI 2282313 Calcitonin Gene-related Peptide Receptor Antagonist 77% $128.6613 $ 185.00 /mo
Zavegepant Zavzpret • RxCUI RXN-63539135-2789 Calcitonin Gene-related Peptide Receptor Antagonist 83% $189.7900 $ 185.00 /mo
Ubrelvy (Ubrogepant) Ubrelvy • RxCUI RXN-B00236501 Calcitonin Gene-related Peptide Receptor Antagonist 88% $103.9888 $ 640.00 /mo
Dr. Lin (AI PubMed Clinical Trial Lead)

Peer-Reviewed Human Clinical Trials & Meta-Analyses (Seizures related to pregnancy (eclampsia))

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Study & Plain-English Finding Sample (N) Rigor Primary Source
New Insights on Long-term real-world benefits and safety of adjunctive perampanel in patients: What a 704-Participant Study Found

The Intent-to-Treat Analysis Set included 704 patients (529 received perampanel and 175 received placebo during the Core Study; all patients received perampanel during OLEx).

Epilepsia open • 2024-04-15 • Phase III Randomized Trial
N = 704 93/100 PMID 37867420 ↗
Can This Approach Help? Inside the Latest Research on Long-term effects of adjunctive eslicarbazepine acetate in adult Asian patients

In summary, adult Asian patients with refractory focal seizures were responsive to treatment with ESL as add-on treatment and generally showed treatment tolerance well for up to 3 years.

Clinical and translational science • 2024-05-15 • Phase III Randomized Trial
Multi-cohort 88/100 PMID 38787305 ↗
Can This Approach Help? Inside the Latest Research on Benefits and safety of adjunctive perampanel in patients with focal seizures or

128 patients (placebo, n = 39; perampanel, n = 89) were included in the gold-standard blind Safety Analysis Set and 126 (FS, n = 113 [placebo, n = 32; perampanel, n = 81]; FBTCS, n = 35 [placebo, n = 14; perampanel, n = 21];...

Epilepsia open • 2021-03-15 • Phase III Randomized Trial
N = 39 88/100 PMID 33681652 ↗
Can This Approach Help? Inside the Latest Research on Benefits and safety of perampanel in patients with seizures associated with

Seventy patients were randomized into the Core Study (perampanel, n = 34; placebo, n = 36), and 58 entered the Extension.

Epilepsia • 2025-02-15 • Phase III Randomized Trial
N = 34 88/100 PMID 39576191 ↗
New Insights on Long-term cannabidiol treatment for seizures in patients with tuberous sclerosis: What a 201-Participant Study Found

Of 201 patients who completed the randomized phase, 199 (99%) entered the OLE.

Epilepsia • 2022-02-15 • Phase III Randomized Trial
N = 201 88/100 PMID 34957550 ↗
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