Mix the heroine hydrochloride with the alcoholic solution of saccharin (in a hot mortar if in a hurry) and permit the alcohol to evaporate; then add the vanilla cacao sugar. Triturate thoroughly; and compress in a tablet machine, using 3/8-inch die and punches, to make one hundred 0.30 Gm. tablets. _Note:_--If any difficulty is found in the compressing of these tablets, the addition of a small amount of shaved paraffin will overcome it. Alternate Formula. Heroine hydrochloride 0.06 Gm. Saccharin 0.06 Gm. Sodium bicarbonate 1.00 Gm. Tincture of vanilla 1.50 Cc. Cacao powder 3.00 Gm. Sugar, powdered 26.00 Gm. Mix the saccharin with the tincture of vanilla; then add the heroine hydrochloride. Permit the alcohol to evaporate. Thoroughly triturate with the sugar, added in portions. Finally add the sodium bicarbonate and the cacao powder; and triturate again until the color is uniform. Compress in a tablet machine, using 3/8-inch die and punches, to make one hundred 0.30 Gm. tablets. _Note:_--See note under above formula. 30. TABELLAE HEXAMETHYLENAMINAE DULCES Sweet Tablets of Hexamethylenamine (Urotropin). 0.03 Gm. (gr. 1/2). As much as 0.06 Gm. (gr. 1) may be given in this form. Hexamethylenamine 3.00 Gm. Vanilla cacao sugar 27.00 Gm. Mix by thorough trituration in a mortar and compress in a tablet machine, using 3/8-inch die and punches, to make one hundred 0.30 Gm. tablets. Alternate Formula. Hexamethylenamine 3.00 Gm. Tincture of vanilla 1.50 Cc. Cacao powder 3.00 Gm. Sugar, powdered 24.00 Gm. Directions, same as above. 31. TABELLAE HYDRARGYRI CHLORIDI MITIS DULCES. Sweet Tablets of Mild Mercurous Chloride (Calomel). 0.006 Gm. (Gr. 1/10). Much larger dose could be administered in this form. Mild mercurous chloride 0.60 Gm. Pink fat sugar 17.40 Gm. Mix by thorough trituration in a mortar and compress in a tablet machine, using 5/16-inch die and punches, to make one hundred 0.18 Gm. tablets. Alternate Formula. Mild mercurous chloride 0.60 Gm. Carmine 0.10 Gm. Spirit of rose, 1% 0.40 Cc. Fat starch 3.60 Gm. Sugar, powdered 14.40 Gm. Having thoroughly triturated the mild mercurous chloride with the sugar, add the carmine and the spirit of rose; and triturate again until the pink color is perfectly uniform. Then add the fat starch by triturating gently and for a short time only. Compress in a tablet machine, using 5/16-inch die and punches, to make one hundred 0.18 Gm. tablets. 32. TABELLAE HYDRARGYRI CUM CRETA DULCES. Sweet Tablets of Mercury with Chalk. 0.03 Gm. (gr. 1/2.). Larger dose could be administered in this form.