FDA issues warning on "all-natural" herbal product found to contain viagra

MeSH terms

• Dietary Supplements*
• Drug Labeling*
• Legislation, Drug*
• Phosphodiesterase Inhibitors*
• Piperazines*
• Plant Preparations*
• Purines
• Sildenafil Citrate
• Sulfones
• United States
• United States Food and Drug Administration