Additional regulations concerning the Harrison Narcotic Law were issued by the Commissioner of Internal Revenue under date of March 9. They appear in the Treasury Decisions for March 11. These rulings are supplementary to the Internal Revenue Regulations, No. 35, issued January 15. The two sets of regulations include all the rulings made up to date. There are several points which should be noted by physicians.
Liniments, ointments or other preparations containing drugs not specifically exempt, used for oral, nasal, aural, ocular, rectal, urethral and vaginal administration, are not regarded as being used externally and are therefore not exempt from the provisions of the law regarding the external applications. A rule of great importance to specialists provides that physicians or dentists administering minute quantities of the drugs included under the law in their offices may keep a record of the date when a stock solution is made and the date