Yoshikazu Togo

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The clinical and antibody responses to Alice strain (AS) live attenuated influenza A (H3N2) vaccine and killed parenteral (KP) bivalent influenza vaccine were compared in a randomly allocated group of 150 elderly volunteers. AS recipients experienced more symptoms but these were mild and short in duration. Rhinitis occurred in 45% and pain at injection site(More)
The prophylactic effectiveness of oral administration of ribavirin (1-beta-D-ribofuranosyl-1,24-triazole-3-carboxamide, virazole) against artificially induced influenza B infection was evaluated in a double-blind clinical trial. Fifteen seronegative men received ribavirin capsules (600 mg/day in three divided doses), and 15 other men received placebo(More)
Twenty-one healthy, susceptible adult male volunteers were enrolled in a doubleblind study designed for evaluation of the prophylactic efficacy of ascorbic acid (3 g daily) in induced rhinovirus 44 infection of the upper respiratory tract. While in continuous isolation, 11 men received 1 g of ascorbic acid three times daily, and 10 men received a placebo(More)