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Here's what Jim Cramer had to say about some of the stocks during the Mad Money Lightning Round Monday evening:

Synergy Pharmaceuticals (SGYP) - Get Report : "If the news is good, the stock is unbelievably good, but if it's bad, it's really bad. I don't like to opine on binary situations."

Charter Communications (CHTR) - Get Report : "I like the cable companies very much. You're in good shape."

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Keryx Biopharmaceutical (KERX) - Get Report : "This is a stock that is a good spec. I like it."

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At the time of publication, Cramer's Action Alerts PLUS had no position in stocks mentioned.