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Complementary Alternative Cardiovascular Medicine

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116 <strong>Alternative</strong> <strong>Cardiovascular</strong> <strong>Medicine</strong><br />

Role in CVD<br />

Although pantethine has no direct cardiovascular effects, it is<br />

believed to be a potent hypolipidemic agent. Gaddi et al. (65) studied the<br />

effect of pantethine (300 mg/3 times a day) in 29 patients with type IIb<br />

and IV hyperlipidemia for 8 wk in a double-blind protocol. Pantethine<br />

caused significant reduction in total cholesterol and low-density lipoprotein<br />

(LDL) cholesterol. It also elevated HDL cholesterol. Eto et al.<br />

(66) reported the effects of 9-mo therapy with pantethine in 16 patients<br />

with diabetes. The therapy group showed a significant reduction in<br />

plasma -thromboglobulin, triglycerides, total cholesterol, LDL cholesterol,<br />

apo-E, and apo-CII levels. It also reduced platelets aggregability.<br />

CONCLUSION<br />

Some evidence discussed in this chapter suggests a favorable effect<br />

of nutrachemical supplementation in the prevention and treatment of<br />

certain cardiovascular disorders. Large, long-term controlled randomized<br />

studies are needed to evaluate their effect on patients and their<br />

interaction with conventional therapy before clinical use. To date, potential<br />

safety issues have been noted with carnitine in a small clinical trial.<br />

The long-term safety of other nutraceuticals is uncertain, given the<br />

absence of large long-term clinical trials.<br />

REFERENCES<br />

1. Lerman A, Burnett JC, Higano ST, McKinley LJ, Holmes DR, Jr. Long-term Larginine<br />

supplementation improves small-vessel coronary endothelial function in<br />

humans. Circulation 1998;97:2123–2128.<br />

2. Blum A, Porat R, Rosenchein U, et al. Clinical and inflammatory effects of dietary<br />

L-arginine in patients with intractable angina pectoris. Am J Cardiol<br />

1999;15:1488–1490.<br />

3. Adams MR, McCredie R, Jessup W, Robinson J, Sullivan D, Celermajer DS.<br />

Oral L-arginine improves endothelium-dependent dilatation and reduces monocyte<br />

adhesion to endothelial cells in young men with coronary artery disease.<br />

Atherosclerosis 1997;129:261–269.<br />

4. Bednarz B, Wolk R, Chamiec T, Herbaczynska-Cedro K, Winek D, Ceremuzynski<br />

L. Effects of oral L-arginine supplementation on exercise-induced QT dispersion<br />

and exercise tolerance in stable angina pectoris. Int J Cardiol 2000;75:205–210.<br />

5. Blum A, Hathaway L, Mincemoyer R, et al. Oral L-arginine in patients with coronary<br />

artery disease on medical management. Circulation 2000;101:2160–2164.<br />

6. Quyyumi AA. Does acute improvement of endothelial dysfunction in coronary<br />

artery disease improve myocardial ischemia? A double-blind comparison of<br />

parenteral D- and L-arginine. J Am Coll Cardiol 1998;32:904–911.<br />

7. Boger RH, Bode-Boger SM, Thiele W, Alexander K, Frolich JC. Biochemical<br />

evidence for impaired nitric oxide synthesis in patients with peripheral arterial<br />

occlusive disease. Circulation 1997;95:2068–2074.

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