Synonyms: Pregna-4,6-diene-3,20-dione,17-hydroxy-6-methyl-16-methylene-, acetate (7CI,8CI);17-Acetoxy-6-methyl-16-methylenepregna-4,6-diene-3,20-dione;17-Hydroxy-6-methyl-16-methylenepregna-4,6-diene-3,20-dione acetate;17a-Acetoxy-6-methyl-16-methylenepregna-4,6-diene-3,20-dione;6-Dehydro-16-methylene-17a-hydroxy-6a-methylprogesteroneacetate;6-Methyl-16-methylene-17a-hydroxy-4,6-pregnadiene-3,20-dione 17-acetate;BDH 1921;Heifermax 500;MGA;MGA 100;MGA 100 (steroid);MGA 264;NSC-70968;