The FDA Admits it has no Clinical Data Suggesting Colloidal Silver is Unsafe for Human Use

October 14th, 1999

Food and Drug Administration

U.S. Department Of Health and Human Services

Public Health Service

5600 Fishers Lane

Rockville, MD 20857 

Dear Sirs/Madam,

Pursuant to the Freedom of Information Act and in regard your August 17th, 1999 ruling regarding colloidal silver, could you please supply the following documentation on which you based your decision?

  1. The number of deaths related to the consumption of colloidal silver.

  2. The number of allergic reactions to the consumption of colloidal silver.

  3. The number of harmful drug interactions from both OTC and prescription drugs when combined with colloidal silver.

  4. The number of reported cases of Argyria from colloidal silver made with the AC or DC electrical process.

  5. The number of cases of Argyria from colloidal silver that did not contain protein stabilizers.

Thank you for your time and consideration of this request.



The FDA response:

Public Health Service Center for Drug Evaluation and Research Office of Training and Communication Freedom of Information Staff HFD-205 5600 Fishers Lane 12 B 05 Rockville, Maryland 20857 DEPARTMENT OF HEALTH AND HUMAN SERVICES


November 3, 1999

In Response Refer to File: F99-22589

[ Name Removed ], WA 98408

Dear [ name removed ]:

This is in response to your request of 10/14/99, in which you requested adverse events associated with the use of Colloidal Silver. Your request was received in the Center for Drug Evaluation and Research on 10/25/99.

We have searched the records from FDA's Adverse Event Reporting System (AERS) and have been unable to locate any cases that would be responsive to your request.

Charges of $3.50 (Search $3.50, Review $0, Reproduction $0, Computer time $0) will be included in a monthly invoice. DO NOT SEND ANY PAYMENT UNTIL YOU RECEIVE AN INVOICE.

If there are any problems with this response, please notify us in writing of your specific problem(s). Please reference the above file number.


Hal Stepper

Freedom of Information Technician

Office of Training and Communications

Freedom of Information Staff, HFD-205