Aug 18, 2011 · Talstar® XTRA *UDQXODU ,QVHFWLFLGH )HDWXULQJ 9HUJH *UDQXOH 7HFKQRORJ\ Revision Date: 2011-0 - SDS # : 6676-A. Version 1-5. Chronic effects. Notes to physician This product is a pyrethroid. If large amounts have been ingested, the stomach and intestines should be evacuated. Treatment is symptomatic and supportive.