Rectogesic contains the active ingredient Glyceryl trinitrate 0.2% w/w in a smooth light amber ointment formulation for topical application.
Glyceryl trinitrate (CAS:53-63-0) is a pale yellow oily liquid. It is slightly soluble in water, soluble in methyl alcohol, ethanol, carbon disulphide, ether and glacial acetic acid. Its chemical name is 1,2,3 - propanetriol trinitrate with empirical formula: C3H5N3O9 and molecular weight: 227.09.
Excipients/Inactive Ingredients: The other ingredients in Rectogesic are Paraffin-soft yellow; Paraffin liquid; wool fat; ethanol and water-potable.