Get latest articles and stories on Business at LatestLY. Senores Pharmaceuticals, Inc. announced the launch of Mexiletine Hydrochloride Capsules USP, 150 mg, 200 mg and 250 mg, a therapeutic equivalent version of MEXITIL (Mexiletine Hydrochloride) with one of the top 5 generic pharmaceutical companies in the U.S. market. Business News | Senores Pharmaceuticals, Inc. Announces the Launch of Mexiletine Hydrochloride Capsules USP, 150 Mg, 200 Mg and 250 Mg with One of the Top Generic Pharmaceutical Companies in the U.S. Market.