The information in this profile may be out-of-date. It was last revised in 1996. EXTOXNET no longer updates this information, but it may be useful as a reference or resource.

Please visit the National Pesticide Information Center (NPIC) to find updated pesticide fact sheets. If you don't find a fact sheet related to your question, feel free to call 1-800-858-7378. NPIC is open five days a week from 8:00am to 12:00pm Pacific Time.


Extension Toxicology Network

Pesticide Information Profiles

A Pesticide Information Project of Cooperative Extension Offices of Cornell University, Oregon State University, the University of Idaho, and the University of California at Davis and the Institute for Environmental Toxicology, Michigan State University. Major support and funding was provided by the USDA/Extension Service/National Agricultural Pesticide Impact Assessment Program.

EXTOXNET primary files maintained and archived at Oregon State University

Revised June 1996


Trade and Other Names: Pronamide is also known as propyzamide. Trade names include Benzamide, Clanex, Kerb, Propyzamide, RH-315 Rapier, and Ronamid.

Regulatory Status: Pronamide is a Restricted Use Pesticide (RUP). It is EPA toxicity class III - slightly toxic. Products containing pronamid bear the Signal Word CAUTION. It may be purchased and used only by certified applicators. The U.S. Environmental Protection Agency (EPA) restricts the use of all pronamide formulations, except those in water-soluble packets, due to their potential to cause tumor growth.

Chemical Class: Not Available

Introduction: Pronamide is a selective herbicide used either before weeds emerge (pre-emergence), and/or after weeds come up (post-emergence). It controls a wide range of annual and perennial grasses, as well as certain annual broadleaf weeds. It is used primarily on lettuce and alfalfa crops, as well as on blueberries, ornamentals, fruit trees, forage legumes, and on fallow lands. Pronamide is usually incorporated into the soil by cultivation, irrigation, or rain immediately following application. It is available in wettable powder and granular formulations. Information presented here pertains to the technical product unless otherwise noted.

Formulation: It is available in wettable powder and granular formulations.

Toxicological Effects:

Ecological Effects:

Environmental Fate:

Physical Properties:

Exposure Guidelines:

Basic Manufacturer:

Rohm and Haas Co.
Agricultural Chemicals
100 Independence Mall West
Philadelphia, PA 19106


References for the information in this PIP can be found in Reference List Number 10

DISCLAIMER: The information in this profile does not in any way replace or supersede the information on the pesticide product labeling or other regulatory requirements. Please refer to the pesticide product labeling.