In this double blinded study patients with resynchronization pacemaker- AICD were assigned to Omega3 and placebo randomly, results indicated that Omega3 had no more effect than placebo in mortality, BNP level and 6 minutes walk test.
Introduction: Widely used as lipid lowering agents, Omega 3 fatty acids have been demonstrated to possess the potential to reduce the risk of cardiovascular events in patients suffering from chronic heart conditions. In this double -blinded randomized placebo-controlled clinical trial, we aim to investigate the possible beneficial effects of Omega-3 supplements on echocardiographic parameters and brain natriuretic peptide (BNP) plasma levels in patients suffering from congestive heart failure (CHF). Methods and Materials: 100 patients with class II and III CHF, who had tri-chamber pacemaker and automated defibrillator( CRT-AICD) were initially recruited among which 70 subjects consented to participate. Subjects were randomly assigned and matched to two treatment groups. 42 patients were allocated to a two gram/day dosing of omega-3 capsule while 28 subjects were allocated to the placebo group. Demographic features and BNP plasma levels, 6-minute walk test and echocardiographic parameters of patients were recorded at baseline and at 6 months after implementation of treatment protocols. Data were further gathered and analyzed to evaluate the beneficial effects of omega-3 supplements compared to placebo. Conclusion: Beneficial effects of Omega-3 supplementation on CHF patients were not as dramatic as initially presumed
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Enrollment
70
Shiraz University of Medical Sciences
Shiraz, Fars, Iran
BNP level
level of BNP in serum of patient prior and 6 months post recruitment
Time frame: 6 months
six minutes walk test
ability to walk in six minutes after and before to syudy
Time frame: 6 months
echocardiographic data
Ejection fraction Tei index Sm,Em, Am indexes of tissue doppler study
Time frame: 6 months
mortality
any cardiac mortality in 6 months
Time frame: 6 months
hospital admission
any hospital admission due to cardiac problem in 6 months
Time frame: 6 months
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