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Place of OTC analgesics and NSAIDs in osteoarthritis

Nicholas Moore1

  • 1Department of Pharmacology, Université Victor Segalen, 33076 Bordeaux, France. nicholas.moore@pharmaco.u-bordeaux2.fr

Inflammopharmacology
|March 24, 2004
PubMed

Insights

Real-world non-steroidal anti-inflammatory drug (NSAID) use is often intermittent, not continuous. This study reveals that many patients use NSAIDs for short durations, challenging assumptions from clinical trials.

Area of Science:

  • Pharmacology
  • Rheumatology
  • Public Health

Background:

  • Non-steroidal anti-inflammatory drug (NSAID) risks are dose- and duration-dependent, influenced by drug type and patient factors.
  • Clinical trial data on NSAID risks may not reflect real-world usage patterns, which can be intermittent rather than continuous.
  • Understanding actual NSAID utilization is crucial for accurate risk assessment and patient management.

Purpose of the Study:

  • To evaluate the real-world utilization patterns of non-steroidal anti-inflammatory drugs (NSAIDs) in patients with osteoarthritis (OA) and other painful conditions.
  • To compare NSAID dispensing data with physician-reported usage patterns in general practice and rheumatology settings.
  • To assess the duration and frequency of NSAID use in various patient populations.

Main Methods:

  • A claims database analysis tracked NSAID dispensing to osteoarthritis (OA) patients over nine months.
  • A survey of General Practitioners (GPs) and rheumatologists assessed NSAID use in patients during two-day consultations.
  • Data collected included indications for NSAID use and duration of treatment.

Main Results:

  • Claims data indicated patients purchased NSAIDs for an average of 60 out of 270 days.
  • NSAID use was reported in 11% of GP patients and 26% of rheumatology patients.
  • In OA and other conditions, over 70% of patients used NSAIDs for less than 15 days; however, 42% of rheumatoid arthritis (RA) patients used them for over six months.

Conclusions:

  • Real-world NSAID use, particularly for OA, is often characterized by intermittent, short-term prescriptions, differing from continuous use in many clinical trials.
  • Duration of NSAID use varies significantly by condition, with rheumatoid arthritis (RA) patients demonstrating longer-term usage.
  • These findings highlight the need to consider diverse NSAID usage patterns when evaluating drug safety and efficacy in clinical practice.

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