***** Play It Koi is rated 4.9 out of 5 stars, based on 947 reviews!

Tricaine-S (MS 222) Fish Anesthetic

9 Reviews TRIC-M-GR-0010


Regular price $34.98


Syndel's Tricaine-S (MS-222, TMS, tricaine methanesulfonate) is an FDA approved fish anesthetic (FDA ANADA 200-226) used for the temporary immobilization of fish, amphibians, and other aquatic cold-blooded animals (poikilotherms). Tricaine-S has long been recognized as a valuable tool for the proper handling of these animals during manual spawning (fish stripping), weighing, measuring, marking, surgical operations, transport, photography, and research.

Syndel is the world's largest manufacturer of Tricaine-S. It is made in FDA inspected Ferndale, Washington USA manufacturing plant according to Good Manufacturing Practices (GMP) and Good Laboratory Practices (GLP), which ensures the purity, strength, and quality of the product.

Tricaine-S (MS-222) is a fine crystalline powder fish anesthetic that is mixed with water prior to use. MS-222 is safe and effective for the anesthesia of fish when used as directed.

Commonly also sold under the name of Finquel.

The American Fisheries Society - Fish Culture Section's Working Group on Aquaculture Drugs, Chemicals, and Biologics (WGADCB) has published a Guide to Using Drugs, Biologics and Other Chemicals in Aquaculture. WGADCB have also developed a Treatment Calculator to assist in the dosage calculations of certain products.

Tricaine-S is a USFDA registered drug of Western Chemical Inc. a subsidiary of Aquatic Life Sciences, Inc.

Product Downloads

Tricaine-S - Directions for Use (PDF Size: 222.5 KB)
Tricaine-S - Dosage Chart (PDF Size: 43.2 KB)
Tricaine-S SDS (PDF Size: 237.2 KB)

If sedating for spawning, try Ovaprim.

Customer Reviews

4.9 Based on 9 Reviews
5 ★
4 ★
3 ★
2 ★
1 ★
Customer Photos
Write a Review

Thank you for submitting a review!

Your input is very much appreciated. Share it with your friends so they can enjoy it too!

Filter Reviews:
Daniel J.
United States United States

Good selection. Fast service

Play it Koi had what we needed and the service was great!

Daniel Johnson verified customer review of Tricaine-S (MS 222) Fish AnestheticDaniel Johnson verified customer review of Tricaine-S (MS 222) Fish AnestheticDaniel Johnson verified customer review of Tricaine-S (MS 222) Fish Anesthetic
Sam H.
United States United States

Exeactly what you expect and great service.

Quick easy process, arrived rarified than expected and was very effective. Will use PLAYITKoi for all my future needs. Thanks.

Erin M.
United States United States

Great product

It worked very well!

United States United States

Great service

Product arrived promptly and service went out of their way to make sure I got the needed receipt.

Paul R.
United States

Good experience

This is suprisingly effective and works great to anesthetize fish. As one other reviewer mentioned, be sure you have baking soda on hand when using as this is required during the fish sedation process.

Liquid error: Could not find asset snippets/swymSnippet.liquid