IODIUM.—IODINE.
121
ETHEREAL TINCTURE OF IODINE
Tinctura Iodii cetherea. (Ferr.)
R. Iodine,
jEther (66 degrees),Dissolve.
six grains,one dram.
PILLS OF IODINE.
Pilulte lodatm. (Ferr. ; Brer a)
R. Iodine, one grain.
Liquorice Powder, one scruple.
Rob of Elder, a sufficient quantity.
Make two pills.
OINTMENT OF IODINE.
Unyumtum Iodatum, (Ferr. ; Brera)Unguentum lodinii. (Dubl.)
R. Iodine, one scruple.
Prepared Lard, one ounce.
Triturate, and form an ointment.
IODIC ACID.
Acidum Iodicum. (Van Mons)
R. Pulverized Iodate of Potass,
any quantity.Pour upon it a sufficient quantity of tar-taric acid dissolved in the least possiblequantity of water. Decant the liquid aftera short time, and evaporate it slowly, al-lowing it to cool very frequently, till theacid ceases to be deposited.
IODATE OF POTASS. (FERR. J VAN Mons)
R. Iodine, any quantity.
Caustic Potass, a sufficient quantity.
Evaporate the solution to dryness ; treatthe residuum with alcohol, and preservewhat is not dissolved. (Ferr.)R. Soda from Bladder-Wrack, sifted
and powdered, one part.
Water, slightly alkalized by potass,
two parts.
Boil, and repeat the operation with thesame quantity of water ; mix the liquors,filter, evaporate, remove the crystals as theyform, leave them to drip, and then pulverizethem : having washed them in hot water,mix the waters in which they have beenwashed with that which dripped from them,evaporate the whole to dryness, and preservethe residuum. (Van Mons)
The latter contains much chloruret ofsodium and of potassium.
IODATE OF LIME.
The preparation of this salt is not indi-cated in any pharmacopoeia.Vol. II.
RESOLVENT BOLUSES.
Boli resolventes despumentes. (Brera)
R. Iodate of Lime, from six to ten grains.Extract of Aconite, twenty-four grains.Make six boluses. — Dose, one, every fourhours ; in chronic bronchitis and tubercu-lous phthisis.
EMMENAGOGUE BOLUSES.
Boli emmenagogi resolventes. (Brera)
R. Iodate of Lime, ten grains.
Extract of Savine, twelve grains.
Make four boluses. — Dose, one every
four hours ; in amenorrhoea complicated
with scrofula.
HYDRIODIC ACID.
Acidum hydriodieum. (Ferr. ; Henri)
R. Phosphuret of Iodine, any quantity.Put it into a retort, and having moistenedit a little, apply a gentle heat ; collect theacid which is disengaged, by the aid of along bent tube, at the bottom of a narrowtest-glass.
It may also be prepared by passing a cur-rent of hydrosulphuric acid gas through asolution of iodine in distilled water, till theliquor becomes colourless ; and then carefullyevaporating this under the receiver of apneu-matic machine, after having filtered it.
PROTO-HYDRIODATE OF POTASSIUM.
Hydriodas Potassie. (Dubl. ; Ferr. ; Fee ;Henri ; Magendie ; Niemann)
R. Iodine, one part.
Sulphuret of Iron, in coarse
powder, five parts.
Sulphuric Acid, seven parts.Distilled Water,
forty-eight parts.
Solution of Carbonate of Potass,
a sufficient quantity.
Rectified Spirit, six parts.
Triturate the iodine with sixteenparts of water, and put the mixtureinto a glass vessel ; then put the sul-phuret into a matrass, and pour overit the acid previously diluted withthirty-two parts of water; then, havingadapted a tube which dips to the bot-tom of the vessel containing the solu-tion of iodine, to the neck of thematrass, pass the gas through the so-lution till the iodine disappears. Eva-