title: Shelf-life influence on disintegration and hardness of propyphenazone-metamizol tablets containing surfactants.
mesh_terms: D000983:Antipyrine / Q000031:analogs & derivatives* / Q000032:analysis; D004355:Drug Stability; D006244:Hardness; D008713:Methimazole / Q000032:analysis*; D013501:Surface-Active Agents; D013607:Tablets
chemical_list: D013501:Surface-Active Agents; D013607:Tablets; D008713:Methimazole; C009077:propyphenazone; D000983:Antipyrine