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Completed

NCT Number: NCT00649415

A Double Blind, Double Dummy, Randomized, Comparative Study Of The Efficacy And Safety Of Valdecoxib 40 Mg Twice Daily, As Needed In The First Menstrual Cycle Day And Then Once A Day, And Piroxicam 40 Mg Once A Day In The Treatment Of Patients With Primary Dysmenorrhea

To compare the analgesic efficacy, safety, and tolerability of valdecoxib versus piroxicam in subjects with moderate to severe menstrual cramping pain associated with primary dysmenorrhea.

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Key information

Conditions

Dysmenorrhea Menstruation Disturbances Neurologic Manifestations Pain Pathologic Processes Pathological Conditions, Signs and Symptoms Pelvic Pain Signs and Symptoms

Age range

18 year–44 year

Sex eligibility

Female

Study type

Interventional

Phase

Phase 4

Primary location

Pfizer Investigational Site, Salvador, Estado de Bahia, Brazil

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Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • History of primary dysmenorrhea with moderate to severe menstrual cramping pain for which the patient took analgesic medication for at least three of six previous menstrual cycles before enrollment
  • Subjects were to have been in good health and were to have had a complete physical exam (including a pap smear and an endovaginal or pelvic ultrasound, unless the subject had had these examinations performed within 6 months prior to the Screening Visit and the results were normal) prior to inclusion

Exclusion criteria

  • Subjects who were pregnant, lactating, breastfeeding or not using adequate methods of birth control

Treatment and study plan

piroxicam

Drug

piroxicam 40 mg capsule QD for up to the first 3 days of the menstrual cycle

valdecoxib

Drug

valdecoxib 40 mg capsule twice a day (BID), taken as required, on the first day of treatment in the menstrual cycle followed by oral valdecoxib 40 mg once a day (QD) for up to the first 3 days of the menstural cycle

Primary outcomes

  1. Total pain relief were calculated as the summed weighted pain releif scores

    Time frame: 8 hours

Secondary outcomes

  1. adverse events

    Time frame: approximately 5 days after treated cycle

  2. laboratory analyses

    Time frame: screening

  3. Subjects' global evaluation of the study drug

    Time frame: 8 hours and 72 hours

  4. Summed pain intensity difference

    Time frame: 8 hours

  5. Percent of subjects who took rescue medication

    Time frame: 72 hours

  6. Percent of subjects who took the second dose of study medication

    Time frame: 72 hours

Interested in participating?

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Sponsors and collaborators

Lead sponsor

Pfizer

Industry

Registry information

Official study title

A Double Blind, Double Dummy, Randomized, Comparative Study Of The Efficacy And Safety Of Valdecoxib 40 Mg BID, PRN In The First Menstrual Cycle Day And Then Once A Day, And Piroxicam 40 Mg Once A Day In The Treatment Of Patients With Primary Dysmenorrhea

Important dates

Study start
2003
Study completion
2003
First posted
Apr 1, 2008
Registry last updated
Dec 5, 2018

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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