Impax Laboratories slid after saying Food and Drug Administration inspectors have found continuing problems at its Hayward, Calif.

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This action, reported here at Forbes.com by David Maris, followed four to five years of consumer complaints about this generic version manufactured for Teva Pharmaceuticals by Impax Laboratories.

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The FDA approved generic versions of both dosage strengths from a few generic drug companies: Teva Pharmaceuticals (manufactured by Impax Laboratories and marketed by Teva Pharmaceuticals), Anchen, Actavis, Watson Pharmaceuticals and Mylan Pharmaceuticals.

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