
1) Dietary supplement
Found on
https://www.crosswordclues.com/clue/fastin

Fastin is a dietary supplement that is manufactured and marketed for weight loss by Hi Tech Pharmaceuticals in Atlanta, GA. There is no clinical evidence that this supplement is effective for weight loss. Fastin was once a brand name of a drug called phentermine and the Fastin brand of phentermine was manufactured by King Pharmaceuticals. Fastin a...
Found on
http://en.wikipedia.org/wiki/Fastin

A brand name for Phentermine previously manufactured by Smith Kline Beecham but no longer available.
Found on
http://www.encyclo.co.uk/local/21204

A brand name for Phentermine previously manufactured by Smith Kline Beecham but no longer available.
Found on
http://www.encyclo.co.uk/local/21511

A brand name for Phentermine previously manufactured by Smith Kline Beecham but no longer available.
Found on
http://www.encyclo.co.uk/local/22138
No exact match found.