Botanical name: 
Format explanation
Related entry: Methyl salicylate
| Menthol | 5.00 | | | 1 ounce | 
| Chloral Hydrate | 5.00 | | | 1 ounce | 
| Extract of Indian Hemp | 0.50 | | | 44 grains | 
| Essential Oil of Camphor | 25.00 | | | 5 ounces | 
| Methyl Salicylate | to 100.00 | | | to 20 ounces | 
Triturate the extract with the menthol and chloral hydrate, dissolve the mixture in the essential oil of camphor, and make up to the required volume with methyl salicylate; set aside for twenty-four hours; filter.