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Interaction Between Antihypertensives and Non-Steroidal Anti-Inflammatory Drugs (NSAIDs)
This study has been completed.
First Received: February 27, 2008   Last Updated: March 7, 2008   History of Changes
Sponsors and Collaborators: University of Split
Dr Ivancica Pavlicevic Family Practice Office
Information provided by: University of Split
ClinicalTrials.gov Identifier: NCT00631514
  Purpose

NSAIDs may increase blood pressure and blunt the effects of many antihypertensives. Members of these drug classes differ in their propensity to such an interaction.


Condition Intervention Phase
Hypertension
Drug: acetaminophen
Drug: ibuprofen
Drug: piroxicam
Phase IV

Study Type: Interventional
Study Design: Treatment, Randomized, Single Blind (Outcomes Assessor), Active Control, Factorial Assignment, Efficacy Study
Official Title: Relevance of the Interaction Between Antihypertensive and Antirheumatic Drugs in a Family Practice

Resource links provided by NLM:


Further study details as provided by University of Split:

Primary Outcome Measures:
  • Arterial blood pressure [ Time Frame: 3 months (3 individual blocks of 1 month each) ] [ Designated as safety issue: Yes ]

Secondary Outcome Measures:
  • Body weight,serum electrolytes, urinary electrolytes (Na, K) [ Time Frame: 3 months (3 periods of 1 month) ] [ Designated as safety issue: Yes ]

Enrollment: 88
Study Start Date: January 2005
Study Completion Date: September 2006
Primary Completion Date: September 2006 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
1: No Intervention
Hypertensive persons taking either lisinopril/hydrochlorothiazide fixed combination or amlodipine all the time.
2: Experimental
Intervention: NSAID. Hypertensives with osteoarthritis taking already amlodipine (5-10 mg o.d. per os) were randomized to the following drug interventions: to take either acetaminophen (1000 mg t.i.d. per os), piroxicam (10-20 mg o.d. per os) or ibuprofen (400-600 mg t.i.d. per os) for 1 month
Drug: acetaminophen
acetaminophen 1000 mg t.i.d. per os ibuprofen 400-600 mg t.i.d. per os piroxicam 10-20 mg o.d. per os
Drug: ibuprofen
acetaminophen 1000 mg t.i.d. per os ibuprofen 400-600 mg t.i.d. per os piroxicam 10-20 mg o.d. per os
Drug: piroxicam
acetaminophen 1000 mg t.i.d. per os ibuprofen 400-600 mg t.i.d. per os piroxicam 10-20 mg o.d. per os
3: Experimental
Hypertensives with osteoarthritis taking already lisinopril/hydrochlorothiazide (20/12.5 mg o.d. per os), were sequentially randomized to the following drug interventions: acetaminophen (1000 mg t.i.d.), ibuprofen (400-600 mg t.i.d.) or piroxicam (10-20 mg o.d.), for 1 month each
Drug: acetaminophen
acetaminophen 1000 mg t.i.d. per os ibuprofen 400-600 mg t.i.d. per os piroxicam 10-20 mg o.d. per os
Drug: ibuprofen
acetaminophen 1000 mg t.i.d. per os ibuprofen 400-600 mg t.i.d. per os piroxicam 10-20 mg o.d. per os
Drug: piroxicam
acetaminophen 1000 mg t.i.d. per os ibuprofen 400-600 mg t.i.d. per os piroxicam 10-20 mg o.d. per os

Detailed Description:

To compare prospectively the effects of piroxicam, ibuprofen and acetaminophen on blood pressure control in hypertensive patients with osteoarthritis.

  Eligibility

Ages Eligible for Study:   55 Years to 78 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Treated hypertensives of either gender aged between 55 and 76 years
  • About 50% with concomitant osteoarthritis of the hip or knee

Exclusion Criteria:

  • Normotensive persons or untreated hypertensives
  • Individuals outside the age limits
  • General exclusion criteria (e.g. uncooperative persons, advanced malignancies, participants in other studies)
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00631514

Locations
Croatia
Split University School of Medicine. Family Practice Department
Split, Croatia, 21000
Sponsors and Collaborators
University of Split
Dr Ivancica Pavlicevic Family Practice Office
Investigators
Study Director: Zvonko - Rumboldt, MD, PhD Split University School of Medicine
  More Information

Additional Information:
Publications:
Additional publications automatically indexed to this study by National Clinical Trials Identifier (NCT ID):
Responsible Party: Split University School of Medicine ( Ivancica Pavlicevic )
Study ID Numbers: 1-Pavlicevic
Study First Received: February 27, 2008
Last Updated: March 7, 2008
ClinicalTrials.gov Identifier: NCT00631514     History of Changes
Health Authority: Croatia: National Ethics Committee; Zagreb, Croatia

Keywords provided by University of Split:
antihypertensive drugs
non-steroidal anti-inflammatory drugs
interaction
family practice
arterial blood pressure

Study placed in the following topic categories:
Anti-Inflammatory Agents
Ibuprofen
Cyclooxygenase Inhibitors
Vascular Diseases
Piroxicam
Cardiovascular Agents
Antihypertensive Agents
Analgesics, Non-Narcotic
Anti-Inflammatory Agents, Non-Steroidal
Analgesics
Peripheral Nervous System Agents
Antirheumatic Agents
Acetaminophen
Hypertension

Additional relevant MeSH terms:
Anti-Inflammatory Agents
Ibuprofen
Molecular Mechanisms of Pharmacological Action
Cyclooxygenase Inhibitors
Physiological Effects of Drugs
Vascular Diseases
Piroxicam
Enzyme Inhibitors
Cardiovascular Agents
Antihypertensive Agents
Pharmacologic Actions
Analgesics, Non-Narcotic
Sensory System Agents
Therapeutic Uses
Cardiovascular Diseases
Anti-Inflammatory Agents, Non-Steroidal
Analgesics
Peripheral Nervous System Agents
Antirheumatic Agents
Central Nervous System Agents
Acetaminophen
Hypertension

ClinicalTrials.gov processed this record on July 02, 2009