Soluble compositions of triphenylethylene antiestrogens

摘要

Aqueous compositions of nonsteroidal triphenylethylene antiestrogens for pharmaceutical use comprising as a solubility enhancing agent a pharmaceutically acceptable mono- or dicarboxylic acid having 1-5 carbon atoms, wherein the carbon chain may further contain 1-4 hydroxyl, 1-3 oxo, or one or several halogen a substituents, or a corresponding anion thereof, or methanesulfonic acid or its corresponding anion, in molar excess with respect to the triphenylethylene antiestrogen, optionally together with an organic water miscible co-solvent such as polyethylene glycol (PEG), propylene glycol, ethanol or isopropanol.