Health Stocks in Motion

Shares of Andrx(ADRX Quote) were among the worst-performing health-related stocks Friday, falling 12% after the company posted disappointing second-quarter results.

The generic-drug maker reported earnings of $8 million, or 11 cents a share, on sales of $259.1 million. Analysts polled by Thomson First Call were expecting earnings of 18 cents a share on sales of $270.1 million. A year ago, the company earned $6.4 million, or 9 cents a share, on sales of $290.6 million. Shares were trading down $2.49 to $18.35.

Drugstore.com(DSCM Quote) fell 18% after the company posted a smaller-than-expected loss during the second quarter but warned that third-quarter losses would be higher than expected. The company reported a loss of $4.3 million, or 5 cents a share, on sales of $96.9 million during the second quarter. Analysts were expecting a loss of 7 cents a share on sales of $98.1 million. A year ago, the company posted a loss of $5 million, or 7 cents a share, on sales of $87.8 million. Looking ahead, drugstore.com forecast a third-quarter loss of $7.5 million to $8.5 million on sales of $93 million to $96 million. Analysts had been expecting a loss of $4.7 million, or 6 cents a share, on sales of $101 million. Shares were trading down 76 cents to $3.43.

Shares of Staar Surgical(STAA Quote) rose 36% after the company received an approvable letter from the Food and Drug Administration for its Myopic Visian ICL implant. The approval is contingent upon a favorable FDA inspection that finds the company's manufacturing facilities, methods and controls in compliance with the FDA's quality system regulation. The Visian ICL is a refractive phakic implant that is placed in the posterior chamber of the eye.

Separately, Staar Surgical reported a second-quarter loss of $2.1 million, or 9 cents a share, on sales of $13.9 million. Analysts were expecting a loss of 8 cents a share on sales of $13.1 million. A year ago, the company posted a loss of $3.4 million, or 18 cents a share, on sales of $12 million. Shares were trading up $1.40 to $5.27.