Some supplements sold for erectile dysfunction contain ingredients that are the same or similar to Viagra and Levitra

Some supplements sold for erectile dysfunction contain ingredients that are the same or similar to Viagra and Levitra.

The FDA has found these compounds in Zimaxx, Libidus, Neophase, Nasutra, Vigor-25, Actra-Rx, and 4Everon.

This is alarming because patients on nitrates may think these products are safe alternatives to the prescription drugs.

Get concise, unbiased advice for effective drug therapy, plus CE/CME

Prescriber's Letter includes:

  • 12 issues every year, with brief articles about new meds and guidelines
  • 48+ CE courses, including the popular CE-in-the-Letter
  • Quick reference drug comparison charts
  • Access to the entire archive

Already a subscriber? Log in

Volume pricing available. Get a quote