LIQUOR PANCREATIS. PANCREATIC SOLUTION. An alcoholic pre- 

 paration containing the digestive principles of the pig's pancreas. 



Liquor Sodii Ethylatis. Solution of Sodium Ethylate. A colourless 

 liquid of syrupy consistence, becoming brown on keeping. Made by dis- 

 solving sodium in absolute alcohol. 



Liquor Trinitrini. Solution of Trinitrin. (Nitroglycerine 

 Glonoin.) Dose, tf-2 min.; 0.03-0.12 c.c. 



Trinitroglycerine of commerce, 1; Alcohol, 100. A clear and colourless 

 liquid. 



LITHIUM. LITHIUM. 



Incompatible with lithium salts in solution are carbonates and phos- 

 phates. 



J Lithii Carbonas. Dose, 2-5 grs. ; >^-3 dgms. 



A white powder or minute crystalline grains; in solution has an alkaline 

 reaction. Soluble 1 in 70 of water, insoluble in alcohol. 



: Lithii Citras. Dose, 5-10 grs.; 3-6 dgms. 

 A white crystalline deliquescent salt. Soluble 1 in 2 of water. 



x Lithii Citras Effervescens. Dose, 60-120 grs.; 4-8 gms. 

 5; Sodium Bicarbonate, 58; Tartaric Acid, 31; Citric Acid, 21. A gran- 

 ular powder. 



LOBELIA. LOBELIA. The dried flowering herb of Lobelia inflata. 

 Stems are angular, channelled, and furnished with narrow wings, pur- 

 plish in colour, hairy. The leaves are irregularly toothed and hairy. 

 Odour somewhat irritant. Taste at first not marked but subsequently 

 burning and acrid. 



Tinctura Lobeliae ^therea. Dose, 5-15 min.; 0.3-1 c.c. 

 20; Spirit of Ether, 100: by percolation. 



Lotiones (see Hydrargyrum p. 66). 



Lupulus. Hops. (Humulus.}. The dried fruits (strobiles) of 

 Humulus Lupulus. The fruits are about 1^ inches long, and consist of a 

 number of imbricated bracts and stipules. The odour is aromatic and 

 characteristic; taste bitter, aromatic, and somewhat astringent. 



3 Tinctura Lupuli. Dose, 30-60 min. ; 2-4 c.c. 

 20; Alcohol 60% 100: by maceration. 



3 Infusum Lupuli. Dose, 1-2 fl. oz. ; 15-30 c.c. 

 5; boiling Water, 100. 



2 Lupulinum. Lupulin. Dose, 2-5 gr.; 1-3 dgms. 



Glands obtained from the fruits of Humulus Lupulus. A granular yellow 

 brown powder, consisting of the minute glands, odour strong and hop-like, 

 taste bitter and aromatic. 



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