---
title: "Computational modeling of interferential spinal cord stimulation (IF‑SCS) targeting"
id: "pubmed-42235552"
canonical_url: "https://medichelpline.com/clinical-feed/pubmed-42235552"
content_type: "clinical_feed_article"
specialty: "Pharmacology"
source_name: "PubMed / NCBI"
source_url: "https://pubmed.ncbi.nlm.nih.gov/42235552/"
doi: "10.1088/1741-2552/ae7767"
published_at: "2026-08-05T00:00:00.000Z"
evidence_level: "Journal Article"
license: "CC-BY-NC-4.0 / Informational Use"
---
# Computational modeling of interferential spinal cord stimulation (IF‑SCS) targeting
## Provenance & Clinical Metadata
- **Canonical URL:** https://medichelpline.com/clinical-feed/pubmed-42235552
- **Specialty:** [Pharmacology](https://medichelpline.com/clinical-feed/pharmacology.md)
- **Primary Source:** PubMed / NCBI
- **Source URL:** [Original Journal Publication](https://pubmed.ncbi.nlm.nih.gov/42235552/)
- **DOI:** [10.1088/1741-2552/ae7767](https://doi.org/10.1088%2F1741-2552%2Fae7767)
- **Published At:** 2026-08-05T00:00:00.000Z
- **Evidence Rating:** Journal Article
## Executive GIST (TL;DR)
- Objective: The study used computational modeling to evaluate whether **interferential spinal cord stimulation (IF‑SCS)** can improve spatial targeting in the human spinal cord compared with conventional approaches. - Modeling approach: A finite element method model of the human lower thoracic spinal cord and surrounding tissues was created with two eight‑contact percutaneous epidural electrode arrays; extracellular potentials from IF‑SCS were computed and applied to multi‑compartment axon models distributed throughout the cord. - Parameters tested: The simulations varied stimulation configuration, carrier frequency, beat frequency, electrode spacing, and dorsal cerebrospinal fluid (CSF) thickness to assess effects on neural responses. - Neural response types: IF‑SCS produced **phasic**, **tonic**, and quiescent axonal responses across modeled fiber populations. - Key findings: Phasic activation thresholds rose as carrier and beat frequencies increased, and also increased with larger electrode spacing and thicker dorsal CSF. Higher stimulation amplitudes recruited phasic responses in progressively deeper dorsal column regions. - Tissue property comparison: Simulations using frequency‑dependent versus frequency‑independent tissue properties showed only minor differences in activation thresholds. - Significance: The results indicate multiple anatomical and stimulation parameters influence spatial selectivity and neural response to IF‑SCS, supporting the technology’s potential to improve targeting within the spinal cord and motivating further development toward a clinically effective therapy. - Source constraints: Details beyond the abstract (for example exact numerical thresholds, specific simulation values, or clinical validation) were not reported in the provided source text.
## Clinical Analysis & Structured Key Points
Clipboard, Search History, and several other advanced features are temporarily unavailable. [ Skip to main page content ](https://pubmed.ncbi.nlm.nih.gov/42235552/#article-details) ![U.S. flag](https://cdn.ncbi.nlm.nih.gov/coreutils/uswds/img/favicons/favicon-57.png) An official website of the United States government Here's how you know ![Dot gov](https://cdn.ncbi.nlm.nih.gov/coreutils/uswds/img/icon-dot-gov.svg) **The .gov means it’s official.** Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site. ![Https](https://cdn.ncbi.nlm.nih.gov/coreutils/uswds/img/icon-https.svg) **The site is secure.** The **https://** ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely. [ ![NIH NLM Logo](https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/logos/AgencyLogo.svg) ](https://www.ncbi.nlm.nih.gov/) [Log in](https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F42235552%2F) Show account info Close #### Account Logged in as: **username** * [Dashboard](https://www.ncbi.nlm.nih.gov/myncbi/) * [Publications](https://www.ncbi.nlm.nih.gov/myncbi/collections/bibliography/) * [Account settings](https://www.ncbi.nlm.nih.gov/account/settings/) * [Log out](https://www.ncbi.nlm.nih.gov/account/signout/?back_url=https%3A//pubmed.ncbi.nlm.nih.gov/42235552/) [Access keys](https://www.ncbi.nlm.nih.gov/guide/browsers/#ncbi_accesskeys) [NCBI Homepage](https://www.ncbi.nlm.nih.gov) [MyNCBI Homepage](https://pubmed.ncbi.nlm.nih.gov/myncbi/) [Main Content](https://pubmed.ncbi.nlm.nih.gov/42235552/#maincontent) [Main Navigation](https://pubmed.ncbi.nlm.nih.gov/42235552/) [ ![pubmed logo](https://cdn.ncbi.nlm.nih.gov/pubmed/af7de7da-df5d-41c6-8de4-8c266af8ccfb/core/images/pubmed-logo-blue.svg) ](https://pubmed.ncbi.nlm.nih.gov/) [ ](https://pubmed.ncbi.nlm.nih.gov/42235552/ "Show search bar") Search: [](https://pubmed.ncbi.nlm.nih.gov/42235552/ "Clear search input")Search [Advanced](https://pubmed.ncbi.nlm.nih.gov/advanced/) [ Clipboard ](https://pubmed.ncbi.nlm.nih.gov/clipboard/) [ User Guide ](https://pubmed.ncbi.nlm.nih.gov/help/) Save Email Send to * [ Clipboard ](https://pubmed.ncbi.nlm.nih.gov/42235552/) * [My Bibliography](https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F42235552%2F%23open-bibliography-panel) * [Collections](https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F42235552%2F%23open-collections-panel) * [Citation manager](https://pubmed.ncbi.nlm.nih.gov/42235552/) Display options Display options Format Abstract PubMed PMID ## Save citation to file Format: Summary (text) PubMed PMID Abstract (text) CSV Create file Cancel ## Email citation Email address has not been verified. Go to [ My NCBI account settings ](https://account.ncbi.nlm.nih.gov/settings/) to confirm your email and then refresh this page. To: Subject: Body: Format: Summary Summary (text) Abstract Abstract (text) MeSH and other data Send email Cancel ### Add to Collections * Create a new collection * Add to an existing collection Name your collection: Name must be less than 100 characters Choose a collection: Unable to load your collection due to an error [Please try again](https://pubmed.ncbi.nlm.nih.gov/42235552/) Add Cancel ### Add to My Bibliography * My Bibliography Unable to load your delegates due to an error [Please try again](https://pubmed.ncbi.nlm.nih.gov/42235552/) Add Cancel ## Your saved search Name of saved search: Search terms: [Test search terms](https://pubmed.ncbi.nlm.nih.gov/42235552/) Would you like email updates of new search results? Saved Search Alert Radio Buttons * Yes * No Email: ([change](https://www.ncbi.nlm.nih.gov/account/settings/)) Frequency: Monthly Weekly Daily Which day? The first Sunday The first Monday The first Tuesday The first Wednesday The first Thursday The first Friday The first Saturday The first day The first weekday Which day? Sunday Monday Tuesday Wednesday Thursday Friday Saturday Report format: Summary Summary (text) Abstract Abstract (text) PubMed Send at most: 1 item 5 items 10 items 20 items 50 items 100 items 200 items Send even when there aren't any new results Optional text in email: Save Cancel ## Create a file for external citation management software Create file Cancel ## Your RSS Feed Name of RSS Feed: Number of items displayed: 5 10 15 20 50 100 Create RSS Cancel RSS Link Copy ### Full text links [![IOP Publishing Ltd. full text link](https://cdn.ncbi.nlm.nih.gov/corehtml/query/egifs/http:--ej.iop.org-icons-external-pubmed-iop-ej.gif) IOP Publishing Ltd. ](https://doi.org/10.1088/1741-2552/ae7767 "See full text options at IOP Publishing Ltd.") [ Full text links ](https://pubmed.ncbi.nlm.nih.gov/42235552/) ### Actions Cite Collections Add to Collections * Create a new collection * Add to an existing collection Name your collection: Name must be less than 100 characters Choose a collection: Unable to load your collection due to an error [Please try again](https://pubmed.ncbi.nlm.nih.gov/42235552/) Add Cancel Permalink Permalink Copy Display options Display options Format Abstract PubMed PMID ### Page navigation * [ Title & authors ](https://pubmed.ncbi.nlm.nih.gov/42235552/#heading) * [ Abstract ](https://pubmed.ncbi.nlm.nih.gov/42235552/#abstract) * [Similar articles](https://pubmed.ncbi.nlm.nih.gov/42235552/#similar) * [ MeSH terms ](https://pubmed.ncbi.nlm.nih.gov/42235552/#mesh-terms) * [Related information](https://pubmed.ncbi.nlm.nih.gov/42235552/#related-links) * [ LinkOut - more resources ](https://pubmed.ncbi.nlm.nih.gov/42235552/#linkout) Title & authors Abstract Similar articles MeSH terms Related information LinkOut - more resources J Neural Eng Actions * [ Search in PubMed ](https://pubmed.ncbi.nlm.nih.gov/?term=%22J+Neural+Eng%22%5Bjour%5D&sort=date&sort_order=desc) * [ Search in NLM Catalog ](https://www.ncbi.nlm.nih.gov/nlmcatalog?term=%22J+Neural+Eng%22%5BTitle+Abbreviation%5D) * [ Add to Search ](https://pubmed.ncbi.nlm.nih.gov/42235552/) . 2026 Aug 5;23(4). doi: 10.1088/1741-2552/ae7767. # Computational modeling of interferential stimulation of the spinal cord [Fariba Mohammadi](https://pubmed.ncbi.nlm.nih.gov/?term=Mohammadi+F&cauthor_id=42235552)[ 1 ](https://pubmed.ncbi.nlm.nih.gov/42235552/#full-view-affiliation-1 "Department of Biomedical Engineering, University of Michigan, Ann Arbor, MI, United States of America.")[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42235552/#full-view-affiliation-2 "Biointerfaces Institute, University of Michigan, Ann Arbor, MI, United States of America."), [Thomas Yearwood](https://pubmed.ncbi.nlm.nih.gov/?term=Yearwood+T&cauthor_id=42235552)[ 3 ](https://pubmed.ncbi.nlm.nih.gov/42235552/#full-view-affiliation-3 "Department of Pain Management, Guy's and St Thomas' Hospitals, London, United Kingdom."), [Scott F Lempka](https://pubmed.ncbi.nlm.nih.gov/?term=Lempka+SF&cauthor_id=42235552)[ 1 ](https://pubmed.ncbi.nlm.nih.gov/42235552/#full-view-affiliation-1 "Department of Biomedical Engineering, University of Michigan, Ann Arbor, MI, United States of America.")[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42235552/#full-view-affiliation-2 "Biointerfaces Institute, University of Michigan, Ann Arbor, MI, United States of America.")[ 4 ](https://pubmed.ncbi.nlm.nih.gov/42235552/#full-view-affiliation-4 "Department of Anesthesiology, University of Michigan, Ann Arbor, MI, United States of America.") Affiliations Expand ### Affiliations * 1 Department of Biomedical Engineering, University of Michigan, Ann Arbor, MI, United States of America. * 2 Biointerfaces Institute, University of Michigan, Ann Arbor, MI, United States of America. * 3 Department of Pain Management, Guy's and St Thomas' Hospitals, London, United Kingdom. * 4 Department of Anesthesiology, University of Michigan, Ann Arbor, MI, United States of America. * PMID: **42235552** * DOI: [ 10.1088/1741-2552/ae7767 ](https://doi.org/10.1088/1741-2552/ae7767) Item in Clipboard # Computational modeling of interferential stimulation of the spinal cord Fariba Mohammadi et al. J Neural Eng. 2026. Show details Display options Display options Format Abstract PubMed PMID J Neural Eng Actions * [ Search in PubMed ](https://pubmed.ncbi.nlm.nih.gov/?term=%22J+Neural+Eng%22%5Bjour%5D&sort=date&sort_order=desc) * [ Search in NLM Catalog ](https://www.ncbi.nlm.nih.gov/nlmcatalog?term=%22J+Neural+Eng%22%5BTitle+Abbreviation%5D) * [ Add to Search ](https://pubmed.ncbi.nlm.nih.gov/42235552/) . 2026 Aug 5;23(4). doi: 10.1088/1741-2552/ae7767. ### Authors [Fariba Mohammadi](https://pubmed.ncbi.nlm.nih.gov/?term=Mohammadi+F&cauthor_id=42235552)[ 1 ](https://pubmed.ncbi.nlm.nih.gov/42235552/#short-view-affiliation-1 "Department of Biomedical Engineering, University of Michigan, Ann Arbor, MI, United States of America.")[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42235552/#short-view-affiliation-2 "Biointerfaces Institute, University of Michigan, Ann Arbor, MI, United States of America."), [Thomas Yearwood](https://pubmed.ncbi.nlm.nih.gov/?term=Yearwood+T&cauthor_id=42235552)[ 3 ](https://pubmed.ncbi.nlm.nih.gov/42235552/#short-view-affiliation-3 "Department of Pain Management, Guy's and St Thomas' Hospitals, London, United Kingdom."), [Scott F Lempka](https://pubmed.ncbi.nlm.nih.gov/?term=Lempka+SF&cauthor_id=42235552)[ 1 ](https://pubmed.ncbi.nlm.nih.gov/42235552/#short-view-affiliation-1 "Department of Biomedical Engineering, University of Michigan, Ann Arbor, MI, United States of America.")[ 2 ](https://pubmed.ncbi.nlm.nih.gov/42235552/#short-view-affiliation-2 "Biointerfaces Institute, University of Michigan, Ann Arbor, MI, United States of America.")[ 4 ](https://pubmed.ncbi.nlm.nih.gov/42235552/#short-view-affiliation-4 "Department of Anesthesiology, University of Michigan, Ann Arbor, MI, United States of America.") ### Affiliations * 1 Department of Biomedical Engineering, University of Michigan, Ann Arbor, MI, United States of America. * 2 Biointerfaces Institute, University of Michigan, Ann Arbor, MI, United States of America. * 3 Department of Pain Management, Guy's and St Thomas' Hospitals, London, United Kingdom. * 4 Department of Anesthesiology, University of Michigan, Ann Arbor, MI, United States of America. * PMID: **42235552** * DOI: [ 10.1088/1741-2552/ae7767 ](https://doi.org/10.1088/1741-2552/ae7767) Item in Clipboard Full text links Cite Display options Display options Format Abstract PubMed PMID ## Abstract _Objective._ Interferential stimulation uses multiple independent groups of electrodes to apply high-frequency currents with a small-frequency offset. At a specific region(s) in space, superposition of the high-frequency currents creates low-frequency amplitude modulation that can drive neural activation. Therefore, with interferential spinal cord stimulation (IF-SCS), it may be possible to focus stimulation on target areas while avoiding stimulation of non-target areas that could produce unwanted side effects. In this study, we used a comprehensive computational modeling approach to evaluate the potential efficacy of IF-SCS to improve targeting within the spinal cord._Approach_. We constructed a finite element method model of the human lower thoracic spinal cord and surrounding anatomy with two eight-contact percutaneous electrode arrays in the epidural tissue and calculated the extracellular potentials generated during IF-SCS. We applied these potential fields to multi-compartment axon models distributed throughout the spinal cord to simulate the neural response to IF-SCS. We examined how various factors, such as stimulation configuration, carrier and beat frequencies, electrode spacing, and dorsal cerebrospinal fluid (CSF) thickness, affected the neural response to IF-SCS._Main Results_. IF-SCS produced different types of axonal responses, such as phasic, tonic, and quiescent. Phasic activation thresholds increased with increasing carrier and beat frequencies, electrode spacing, and dorsal CSF thickness. As we increased the stimulation amplitude, we observed that deeper regions of the dorsal columns exhibited phasic responses. Finally, a comparison of frequency-dependent and frequency-independent tissue properties revealed only minor differences in activation thresholds._Significance._ Our results demonstrate that several factors affect the spatial selectivity and neural response to IF-SCS. This computational modeling study highlights the potential for IF-SCS to improve targeting within the spinal cord and supports its development into a clinically effective therapy that provides advantages over conventional SCS therapies. **Keywords:** chronic pain; computer simulation; finite element modeling; interferential stimulation; spinal cord stimulation; temporal interference. Creative Commons Attribution license. [PubMed Disclaimer](https://pubmed.ncbi.nlm.nih.gov/disclaimer/) ## Similar articles * [ Anatomical and technical factors affecting the neural response to epidural spinal cord stimulation. ](https://pubmed.ncbi.nlm.nih.gov/32365340/) Zander HJ, Graham RD, Anaya CJ, Lempka SF.Zander HJ, et al.J Neural Eng. 2020 Jun 12;17(3):036019. doi: 10.1088/1741-2552/ab8fc4.J Neural Eng. 2020.PMID: 32365340Free PMC article. * [ 3D patient-specific spinal cord computational model for SCS management: potential clinical applications. ](https://pubmed.ncbi.nlm.nih.gov/33556926/) Solanes C, Durá JL, Ángeles Canós M, De Andrés J, Martí-Bonmatí L, Saiz J.Solanes C, et al.J Neural Eng. 2021 Mar 16;18(3). doi: 10.1088/1741-2552/abe44f.J Neural Eng. 2021.PMID: 33556926 * [ Patient-Specific Analysis of Neural Activation During Spinal Cord Stimulation for Pain. ](https://pubmed.ncbi.nlm.nih.gov/31464040/) Lempka SF, Zander HJ, Anaya CJ, Wyant A, Ozinga JG 4th, Machado AG.Lempka SF, et al.Neuromodulation. 2020 Jul;23(5):572-581. doi: 10.1111/ner.13037. Epub 2019 Aug 28.Neuromodulation. 2020.PMID: 31464040 * [ Principles of cord activation during spinal cord stimulation. ](https://pubmed.ncbi.nlm.nih.gov/24974772/) Molnar G, Barolat G.Molnar G, et al.Neuromodulation. 2014 Jun;17 Suppl 1:12-21. doi: 10.1111/ner.12171.Neuromodulation. 2014.PMID: 24974772Review. * [ Comparison of clinical outcomes associated with spinal cord stimulation (SCS) or conventional medical management (CMM) for chronic pain: a systematic review and meta-analysis. ](https://pubmed.ncbi.nlm.nih.gov/37067600/) Zhou M, Zhong H, Xing C, Li H, Liu S, Wang L, Ma H, Ning G.Zhou M, et al.Eur Spine J. 2023 Jun;32(6):2029-2041. doi: 10.1007/s00586-023-07716-2. Epub 2023 Apr 17.Eur Spine J. 2023.PMID: 37067600 [ See all similar articles ](https://pubmed.ncbi.nlm.nih.gov/?linkname=pubmed_pubmed&from_uid=42235552) ## MeSH terms * Action Potentials / physiology Actions * [ Search in PubMed ](https://pubmed.ncbi.nlm.nih.gov/?term=%22Action+Potentials%2Fphysiology%22%5BMeSH%5D&sort=date&sort_order=desc) * [ Search in MeSH ](https://www.ncbi.nlm.nih.gov/mesh?term=Action+Potentials) * [ Add to Search ](https://pubmed.ncbi.nlm.nih.gov/42235552/) * Computer Simulation* Actions * [ Search in PubMed ](https://pubmed.ncbi.nlm.nih.gov/?term=%22Computer+Simulation%22%5BMAJR%5D&sort=date&sort_order=desc) * [ Search in MeSH ](https://www.ncbi.nlm.nih.gov/mesh?term=Computer+Simulation) * [ Add to Search ](https://pubmed.ncbi.nlm.nih.gov/42235552/) * Finite Element Analysis Actions * [ Search in PubMed ](https://pubmed.ncbi.nlm.nih.gov/?term=%22Finite+Element+Analysis%22%5BMeSH%5D&sort=date&sort_order=desc) * [ Search in MeSH ](https://www.ncbi.nlm.nih.gov/mesh?term=Finite+Element+Analysis) * [ Add to Search ](https://pubmed.ncbi.nlm.nih.gov/42235552/) * Humans Actions * [ Search in PubMed ](https://pubmed.ncbi.nlm.nih.gov/?term=%22Humans%22%5BMeSH%5D&sort=date&sort_order=desc) * [ Search in MeSH ](https://www.ncbi.nlm.nih.gov/mesh?term=Humans) * [ Add to Search ](https://pubmed.ncbi.nlm.nih.gov/42235552/) * Models, Neurological* Actions * [ Search in PubMed ](https://pubmed.ncbi.nlm.nih.gov/?term=%22Models%2C+Neurological%22%5BMAJR%5D&sort=date&sort_order=desc) * [ Search in MeSH ](https://www.ncbi.nlm.nih.gov/mesh?term=Models%2C+Neurological) * [ Add to Search ](https://pubmed.ncbi.nlm.nih.gov/42235552/) * Spinal Cord Stimulation* / methods Actions * [ Search in PubMed ](https://pubmed.ncbi.nlm.nih.gov/?term=%22Spinal+Cord+Stimulation%2Fmethods%22%5BMAJR%5D&sort=date&sort_order=desc) * [ Search in MeSH ](https://www.ncbi.nlm.nih.gov/mesh?term=Spinal+Cord+Stimulation) * [ Add to Search ](https://pubmed.ncbi.nlm.nih.gov/42235552/) * Spinal Cord* / physiology Actions * [ Search in PubMed ](https://pubmed.ncbi.nlm.nih.gov/?term=%22Spinal+Cord%2Fphysiology%22%5BMAJR%5D&sort=date&sort_order=desc) * [ Search in MeSH ](https://www.ncbi.nlm.nih.gov/mesh?term=Spinal+Cord) * [ Add to Search ](https://pubmed.ncbi.nlm.nih.gov/42235552/) ## Related information * [ MedGen ](https://www.ncbi.nlm.nih.gov/medgen?linkname=pubmed_medgen&from_uid=42235552 "Related information in MedGen") ## LinkOut - more resources * ### Full Text Sources * [ IOP Publishing Ltd. ](https://doi.org/10.1088/1741-2552/ae7767) **Full text links** [x] [![IOP Publishing Ltd. full text link](https://cdn.ncbi.nlm.nih.gov/corehtml/query/egifs/http:--ej.iop.org-icons-external-pubmed-iop-ej.gif) IOP Publishing Ltd. ](https://doi.org/10.1088/1741-2552/ae7767 "See full text options at IOP Publishing Ltd.") [x] Cite Copy Download .nbib .nbib Format: AMA APA MLA NLM **Send To** * [Clipboard](https://pubmed.ncbi.nlm.nih.gov/42235552/) * [Email](https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F42235552%2F%23open-email-panel) * [Save](https://pubmed.ncbi.nlm.nih.gov/42235552/) * [My Bibliography](https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F42235552%2F%23open-bibliography-panel) * [Collections](https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F42235552%2F%23open-collections-panel) * [Citation Manager](https://pubmed.ncbi.nlm.nih.gov/42235552/) [x] NCBI Literature Resources [MeSH](https://www.ncbi.nlm.nih.gov/mesh/) [PMC](https://www.ncbi.nlm.nih.gov/pmc/) [Bookshelf](https://www.ncbi.nlm.nih.gov/books) [Disclaimer](https://pubmed.ncbi.nlm.nih.gov/disclaimer/) The PubMed wordmark and PubMed logo are registered trademarks of the U.S. Department of Health and Human Services (HHS). Unauthorized use of these marks is strictly prohibited. Follow NCBI [ Twitter ](https://twitter.com/ncbi) [ Facebook ](https://www.facebook.com/ncbi.nlm) [ LinkedIn ](https://www.linkedin.com/company/ncbinlm) [ GitHub ](https://github.com/ncbi) [ ](https://ncbiinsights.ncbi.nlm.nih.gov/) [Connect with NLM](https://www.nlm.nih.gov/socialmedia/index.html) * [ Twitter ](https://twitter.com/NLM_NIH) * [ SM-Facebook ](https://www.facebook.com/nationallibraryofmedicine) * [ SM-Youtube ](https://www.youtube.com/user/NLMNIH) National Library of Medicine [8600 Rockville Pike Bethesda, MD 20894](https://www.google.com/maps/place/8600+Rockville+Pike,+Bethesda,+MD+20894/@38.9959508,-77.101021,17z/data=!3m1!4b1!4m5!3m4!1s0x89b7c95e25765ddb:0x19156f88b27635b8!8m2!3d38.9959508!4d-77.0988323) [Web Policies](https://www.nlm.nih.gov/web_policies.html) [FOIA](https://www.nih.gov/institutes-nih/nih-office-director/office-communications-public-liaison/freedom-information-act-office) [HHS Vulnerability Disclosure](https://www.hhs.gov/vulnerability-disclosure-policy/index.html) [Help](https://support.nlm.nih.gov/?pagename=pubmed%3Apubmed%3Aabstract%3ANONE) [Accessi
## Related Clinical Research

- [Nurses' Role in Comprehensive Endometriosis Care: Beyond Pain Management](https://medichelpline.com/clinical-feed/pubmed-42765750.md) (DOI: 10.1097/NSG.0000000000000463)
- [FDA Removes Boxed Warning for Menopausal Hormone Therapy: Key Points for Nurses](https://medichelpline.com/clinical-feed/pubmed-42765755.md) (DOI: 10.1097/NSG.0000000000000411)
- [FDA Revises Nonclinical Testing Rules to Advance Alternatives to Animal Studies](https://medichelpline.com/clinical-feed/fda-news-releases-0-fda-updates-regulations-to-advance-innovative-alternatives-to-animal-testing.md)
- [Novo Nordisk outlines obesity and direct-to-consumer push, pledges five 'multi-blockbusters' by 20](https://medichelpline.com/clinical-feed/stat-news-1-stat-with-new-strategy-novo-outlines-plans-for-obesity-direct-to-consumer-work.md)
- [Trump Announces GENEROUS Medicaid Drug-Discount Model; 40 States Reportedly Signed So Far](https://medichelpline.com/clinical-feed/stat-news-0-stat-trump-touts-pharma-deals-to-offer-cheaper-drugs-to-state-medicaid-programs.md)

## Navigation
- [← Back to Pharmacology Feed](https://medichelpline.com/clinical-feed/pharmacology.md)
- [← All Clinical Specialties](https://medichelpline.com/clinical-feed.md)
## Medical & Regulatory Disclaimer

> [!CAUTION]
> MedicHelpline content is structured for research, educational, and professional discovery purposes. It does not constitute individual medical advice, clinical diagnosis, or treatment recommendations.
> Always verify dosing, contraindications, and regulatory alerts against official product labeling and primary regulatory sources before clinical decision-making.