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Completed

NCT Number: NCT00769912

Evaluation of of a Prefixed 50% N2O- 50%O2 Mixture in Legal Abortion Under Local Analgesia

To evaluate effectiveness of a prefixed 50% N2O- 50%O2 mixture in legal abortion under paracervical block.

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Key information

Conditions

Abortion

Age range

18 year–65 year

Sex eligibility

Female

Study type

Interventional

Phase

Phase 3

Primary location

Service de Gynécologie Obstétrique, Hôpital La Conception

Marseille, 13005, France

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Major patient having signed an assent waits having chosen to make the intervention under local anesthetic

Exclusion criteria

  • Minor
  • contraindication in the use of the paracetamol, the lidocaine
  • Porphyries

Treatment and study plan

50% N2O- 50%O2 mixture

Drug

50% N2O- 50%O2 mixture administration

Placebo (air)

Drug

Placebo administration during the intervention

Primary outcomes

  1. Pain during the intervention

    Time frame: 4 months

Secondary outcomes

  1. Pain at the end of the intervention and 2 hours after. Unwanted events

    Time frame: 4 months

Sponsors and collaborators

Lead sponsor

Assistance Publique Hopitaux De Marseille

Other

Registry information

Important dates

Study start
2008
Primary completion
2009
Study completion
2009
First posted
Oct 9, 2008
Registry last updated
May 7, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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