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Adrenal SuppressionNCT01799408

Intra-articular Betamethasone and the Hypothalamic-pituitary-adrenal Axis

An observational study of Adrenal Suppression, run by The Nazareth Hospital, Israel.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

To evaluate the effect of intra-articular corticosteroid injection (IACI) of depot preparation of betamethasone on the hypothalamic-pituitary-adrenal (HPA) axis, in patients with osteoarthritis of the knee Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Adrenal Suppression
Type of treatment
Injection or infusion
How many people
40 participants
Where
No sites listed yet
Study dates
Oct 2012to Feb 2013
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: Patients with osteoarthritis of the knee and had not been onsteroids for at least 3 months

Who may be able to join

  • Osteoarthritis of the knee

Who cannot join

  • Had steroids in the last 3 months. Allergic to steroids

About this study

Official title: The Effect of Intra-articular Injection of Betamethasone Acetate/Betamethasone Sodium Phosphate at the Knee Joint on the Hypothalamic-pituitary-adrenal Axis: a Case Controlled Study

To evaluate the effect of intra-articular corticosteroid injection (IACI) of depot preparation of betamethasone on the hypothalamic-pituitary-adrenal (HPA) axis, in patients with osteoarthritis of the knee

Read the detailed description

Consecutive patients attending the rheumatology or orthopedic clinic with osteoarthritic knee pain, not responding satisfactorily to medical or physical therapy were allocated to group-1 after consent and given IACI of 6 mg of betamethasone acetate/betamethasone sodium phosphate. Following completion of this part, consecutive age- and sex-matched patients were allocated to group-2 and given intra-articular injection of 60 mg of sodium hyaluronate. Just prior to the knee injection and 1, 2, 3, 4 and 8 weeks later, patients had 1 µg adrenocorticotropin hormone (ACTH) stimulation test. Secondary adrenal insufficiency (SAI) was defined as levels of less than 18 ng/ml or a rise of < than 7 ng/ml of serum cortisol, 30 minutes following the ACTH stimulation test.

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

Study groups in NCT01799408
Study groupRoleWhat they receive
betamethasonePatients who had intra-articular injection of betamethasone
Hyaluronic acidPatients who had intra-articular injection of hyaluronic acid

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Adrenal Suppression

    Adrenal gland suupresion and inability to adequately secrete cortisol in response to stress

    Measured: 2 months

Secondary outcomes (2)
  1. favorable clinical response

    Measured: 2 months

  2. Favorable clinical response

    Improvement of knee pain by more than 30 points according to visual analogue scale

    Measured: 2 months following the steroid injection

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted26 Feb 2013 (estimated)
  2. Study startOct 2012
  3. Primary completionFeb 2013
  4. Study completionFeb 2013

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Case-control
Time perspective
Prospective
Enrolment
40 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01799408
Sponsor's protocol ID
HPA-2012
Status last verified
Feb 2013
First submitted
21 Feb 2013
Last updated
26 Feb 2013
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

An observational study of Adrenal Suppression, run by The Nazareth Hospital, Israel.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 1 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 26 Feb 2013. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Adrenal Suppression (time frame: 2 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 26 Feb 2013.

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