Richard G. Petty, MD

A New Warning from the FDA about Some “Sexual Enhancers”

On Wednesday of this week the Food and Drug Administration issued a warning to consumers not to purchase or consume Zimaxx, Libidus, Neophase, Nasutra, Vigor-25, Actra-Rx, or 4EVERON. These products are promoted and sold on web sites as "dietary supplements" for treating erectile dysfunction (ED) and enhancing sexual performance, but they are in fact illegal drugs that contain potentially harmful undeclared ingredients. Chemical analysis by FDA revealed that Zimaxx contains sildenafil, which is the active pharmaceutical ingredient in Viagra. The other products contain chemical ingredients that are analogues of either sildenafil or a pharmaceutical ingredient called vardenafil, which is the active ingredient of Levitra.

These undeclared ingredients can interact with some prescription drugs, in particular nitrates. In combination with nitrates, they can cause a catastrophic fall in blood pressure. You may have seen Keanu Reeves warn Jack Nicholson about that in the 2003 movie Something’s Gotta Give.

We have seen so many examples of adulteration of herbal remedies and supplements, and I’ve written a previous item about this huge problem. Huge, not in terms of numbers of cases, but in terms of the potential for harm.

I always recommending reading the label whenever you buy anything. The problem with the products mentioned in this latest FDA warning, is that there was no indication that the products contained drugs. Also be careful about whose advice you trust. Several years ago, a study done in health food stores in the United Kingdom showed that most of the staff knew very little about the products that they were promoting. Things have improved in recent years: we have a couple of health food stores in Atlanta with very knowledgeable staff. But it’s always a good idea to check before accepting the advice of someone in a store. Be doubly careful if you are buying things online: it’s you body.

So Caveat Emptor!

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About Richard G. Petty, MD
Dr. Richard G. Petty, MD is a world-renowned authority on the brain, and his revolutionary work on human energy systems has been acclaimed around the globe. He is also an accredited specialist in internal and metabolic medicine, endocrinology, psychiatry, acupuncture and homeopathy. He has been an innovator and leader of the human potential movement for over thirty years and is also an active researcher, teacher, writer, professional speaker and broadcaster. He is the author of five books, including the groundbreaking and best selling CD series Healing, Meaning and Purpose. He has taught in over 45 countries and 48 states in the last ten years, but spends as much time as possible on his horse farm in Georgia.

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