Oral formulations and lipophilic salts of methylnaltrexone Grant US-10507206-B2 United States of America 17 Dec 2019
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Stable pharmaceutical formulations of methylnaltrexone Grant US-10376584-B2 United States of America 13 Aug 2019
Oral formulations and lipophilic salts of methylnaltrexone Grant US-10307417-B2 United States of America 04 Jun 2019