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Rectal Versus Intramuscular Diclofenac for Pain Relief Following Caesarean Section

Rectal Versus Intramuscular Diclofenac for Pain Relief Following Elective Caesarean Section at Alex Ekwueme Federal University Teaching Hospital Abakaliki: A Randomized Controlled Trial

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06845930
Enrollment
60
Registered
2025-02-25
Start date
2021-04-19
Completion date
2021-09-18
Last updated
2025-02-25

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Painrelief, Postoperative

Keywords

Rectal diclofenac, Caesarean section

Brief summary

Caesarean section (CS) is one of the commonest major Obstetric surgeries worldwide and its rate has markedly increased globally. Pain control is an integral part of enhancement of recovery after caesarean section and NSAIDs have been used in combination with opioids for post-operative pain management in recent times. There are sparse data on maternal satisfaction with suppository diclofenac or any data from our centre that compared the intramuscular and rectal routes of diclofenac administration. Hence this study was conceived to compare the efficacy of rectal diclofenac and intramuscular diclofenac as an adjunct to intramuscular pentazocine in the management of post-operative pain in women who have elective caesarean section.

Detailed description

Background: Caesarean section (CS) is one of the commonest major Obstetric surgeries worldwide and its rate has markedly increased globally. Pain control is an integral part of enhancement of recovery after caesarean section and NSAIDs have been used in combination with opioids for post-operative pain management in recent times. There are sparse data on maternal satisfaction with suppository diclofenac or any data from our centre that compared the intramuscular and rectal routes of diclofenac administration. Hence this study was conceived to compare the efficacy of rectal diclofenac and intramuscular diclofenac as an adjunct to intramuscular pentazocine in the management of post-operative pain in women who have elective caesarean section. Aim: This study is designed to compare the efficacy of rectal diclofenac with that of intramuscular diclofenac as pain relief among women after elective Caesarean section at Alex-Ekwueme Federal University Teaching Hospital, Abakaliki. Methods: This was a randomized equivalence controlled trial conducted among pregnant women booked for elective Caesarean section at Alex-Ekwueme Federal University Teaching Hospital Abakaliki, comparing the efficacy of rectal diclofenac with that of intramuscular diclofenac as pain relief among women after elective caesarean section at term. One arm received 100mg of suppository diclofenac and the other arm received 75mg of intramuscular diclofenac. These doses were repeated every 12hours for 24 hours. Pain scoring was done at 1, 6, 12, 18 and 24 hours after administration of the drugs. The data obtained was analysed using IBM SPSS software (version 23, Chicago II, USA) and the intention to treat concept. A difference with a P value of ≤ 0.05 was taken to be statistically significant.

Interventions

Rectal diclofenac, 100mg administered immediately after skin closure then 12 hourly for 24 hours.

Intramuscular diclofenac, 7mg administered immediately after skin closure then 12 hourly for 24 hours.

Sponsors

Assumpta Nnenna Nweke
Lead SponsorOTHER_GOV

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
SUPPORTIVE_CARE
Masking
NONE

Intervention model description

open label randomized controlled trial

Eligibility

Sex/Gender
FEMALE
Age
20 Years to 39 Years
Healthy volunteers
Yes

Inclusion criteria

* Elective caesarean section at term with spinal anaesthesia;E

Exclusion criteria

1. Allergy to NSAIDS 2. Bleeding diathesis 3. Use of general anesthesia 4. Chronic liver disease 5. History of renal disease 6. Asthma in pregnancy 7. Emergency Cesarean section 8. Morbid obesity 9. Sickle cell anaemia patients 10. Hypertensive disorders of pregnancy 11. Refusal to give consent

Design outcomes

Primary

MeasureTime frameDescription
Pain score after the administration of the rectal and intramuscular diclofenac24 hours after the last dosePain score at different intervals with either rectal or intramuscular diclofenac immediately after skin closure. This pain assessment was done with visual analogue scale ranging from 0 to 10. zero represents no pai while ten represents the worst possible pain.

Secondary

MeasureTime frameDescription
maternal side effects and need for additional analgesia24 hours after the last doseNumber of participants with local irritation at the site of injection or insertion of drug,headache,dizziness and loss of appetite. a Also the number of participants requiring additional analgesia

Countries

Nigeria

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026