Best Enhancer: Recall â€“ Undeclared Drug Ingredient
ISSUE: FDA lab analyses found that the products to contain Sulfoaildenafil, an analogue of Sildenafil, an FDA-approved drug used in the treatment of male Erectile Dysfunction (ED), making these products unapproved new drugs. The active drug ingredient is not listed on the product label.
BACKGROUND: The undeclared ingredient may pose a threat to the consumer because the interaction of the analogue with some prescription drugs (such as nitroglycerin) may lower blood pressure to dangerous levels. Consumers with diabetes, high blood pressure, high cholesterol, or heart disease often take other prescription drugs. Erectile Dysfunction is a common problem in men with these conditions, and consumers may seek these types of products to enhance sexual performance.
RECOMMENDATION: Consumers who have purchased these products should discontinue their use and return the products to their place of purchase.
Healthcare professionals and patients are encouraged to report adverse events or side effects related to the use of these products to the FDA's MedWatch Safety Information and Adverse Event Reporting Program:
- Complete and submit the report Online: www.fda.gov/MedWatch/report.htm 
- Download form  or call 1-800-332-1088 to request a reporting form, then complete and return to the address on the pre-addressed form, or submit by fax to 1-800-FDA-0178
[03/28/2011 - Press Release  - AVNS Inc.]