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Oral Gabapentin Versus Intravenous Neostigmine/Atropine Versus Combination of Both for Prevention of PDPH

29. oktober 2026 opdateret af: Mahmoud Faisal, Assiut University

Beyond the Epidural Blood Patch: Combined Oral Gabapentin and Intravenous Neostigmine/Atropine for Prevention of Post Dural Puncture Headache After Cesarean Section Under Spinal Anaesthesia

Post-dural puncture headache (PDPH) is a major complication of neuraxial anaesthesia.

Pain is intense, frontal, throbbing, and radiates to the occiput; it is more severe when standing and less severe when lying down.

A lot of studies reported several techniques for management of post-dural puncture headache including conservative, pharmacological or interventional techniques. Conservative techniques such as hydration and bed rest. These therapies aim to decrease CSF loss through the dural hole and restore CSF with additional fluid intake.

Pharmacological treatment such as caffeine , methylxanthine (as theophylline), gabapentinoids, Sumatriptan, cosyntropin, dexamethasone, intravenous (IV) injection of ondansetron and IV opioid were used. Also, there are several interventional treatments like), epidural blood patch greater occipital nerve block, and sphenopalatine ganglion block has been used.

Neostigmine has a biphasic effect on sympathetic ganglia, ie, depolarization followed by hyperpolarization. results in vasoconstriction reflects sympathetic regulation of the blood supply to cerebral vessels . An increase in central acetylcholine can maintain cerebral vasoconstriction Atropine crosses the blood brain barrier and is a parasympatholytic , it increases CSF secretion by antagonizing the effect of acetylcholine on the choroid plexus Gabapentin is an anti-epileptic, similar in structure to the endogenous neurotransmitter gamma-amino-butyric acid, but their exact mechanism for treating PDPH is unclear.

A possible mechanism for gabapentin-mediated analgesia is the modulation of glutamate receptors (N-methyl-D-aspartate (NMDA) and α-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid (AMPA) /kainite). Also it inhibits nociceptive responses to intrathecal NMDA and AMPA in vivo.

Studieoversigt

Status

Rekruttering

Betingelser

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

292

Fase

  • Fase 2
  • Fase 3

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

      • Asyut, Egypten, 71111
        • Rekruttering
        • Assiut University hospital
        • Kontakt:
        • Ledende efterforsker:
          • Sara Mansour, lecturer
        • Ledende efterforsker:
          • Ramy Mostafa Abdel Gawad, lecturer

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år til 40 år (Voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Kvinde

Beskrivelse

Inclusion Criteria:

  • Scheduled for elective CS under spinal anesthesia.
  • BMI between 25 and 35 kg/m2.
  • ASA 11 primigravida or multigravida.
  • Pregnant in a single full-term fetus.

Exclusion Criteria:

  • Emergency CS.
  • Chronic headache or previous PDPH.
  • Any type of chronic pain and those on regular analgesics or anti-epileptic medications.
  • Substance abuse.
  • Smoking.
  • Chronic or gestational hypertension.
  • hypersensitivity to one of the used drugs.
  • liver, kidney, neurological and psychiatric disorders.
  • patient refusal

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Tredobbelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Placebo komparator: Placebo group

73 participants will receive 10 ml normal saline after fetal delivery + oral placebo tablet by small sip of water 2 hours before admission to the operating room

using different drugs and different combinations to compare the efficacy of each one to prevent the postdural puncture headache

Aktiv komparator: Neostigmine group

73 participants will receive (20 μg/kg neostigmine + atropine 0.02 mg / kg) diluted in 10 ml saline after fetal delivery + oral placebo tablet by small sip of water 2 hours before admission to the operating room.

using different drugs and different combinations to compare the efficacy of each one to prevent the postdural puncture headache

Aktiv komparator: Gabapentin group

73 participants will receive 10 ml saline after fetal delivery + oral Gabapentin 600 mg by small sip of water 2 hours before admission to the operating room.

using different drugs and different combinations to compare the efficacy of each one to prevent the postdural puncture headache

Aktiv komparator: Neostigmine plus gabapentin group

73 participants will receive (20 μg/kg neostigmine+ atropine 0.02 mg / kg) diluted in 10 ml saline after fetal delivery +oral Gabapentin 600 mg by small sip of water 2 hours before admission to the operating room.

using different drugs and different combinations to compare the efficacy of each one to prevent the postdural puncture headache

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Incidence of postdural puncture headache
Tidsramme: from enrollment to day 15

patients suffering from PDPH after drug treatment

from enrollment to day 15

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Total amount of rescue analgesia
Tidsramme: from enrollment to day 15

amount of analgesia consumed by patients

from enrollment to day 15
Severity of PDPH
Tidsramme: from enrollment to day 15

using NRS (Numerical Rating Scale).

from enrollment to day 15
Intraoperative complications
Tidsramme: from enrollment to day 15

nausea, vomiting, tremors, sedation, ataxia, dizziness, bradycardia, hypotension, muscle cramps, muscle twitches, bronchoconstriction, miosis, Increased Secretions

from enrollment to day 15

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

1. marts 2026

Primær færdiggørelse (Anslået)

1. marts 2027

Studieafslutning (Anslået)

1. maj 2027

Datoer for studieregistrering

Først indsendt

29. oktober 2026

Først indsendt, der opfyldte QC-kriterier

29. oktober 2026

Først opslået (Faktiske)

4. november 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

4. november 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

29. oktober 2026

Sidst verificeret

1. oktober 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • anesth35/26

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

INGEN

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

Ingen

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ingen

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .