Commission Directive 91/356/EEC of 13 June 1991 laying down the principles and guidelines of good manufacturing practice for medicinal products for human use Basic information No longer in force CELEX number: 31991L0356 Official Journal: JOL_1991_193_R_0030_036 Form: Directive Procedure number: -- Languages: Dates Date of document: Date of publication: Date of effect: July 2, 1991 Entry into force - Date notif. Date of transposition: Date of end of validity: Modified by Repealed by: Modifies Affected by case Legal basis EuroVoc Vocabulary Proprietary medicinal products Pharmaceutical industry Health and safety Medicine Pharmaceutical legislation Internal market - Principles Industry Approximation of laws Pharmaceutical product Technical barriers