3. (St. T. Hosp.) Compound tincture of iodine, 2 fl. dr.; water, 5 fl. oz. In ulceration of the tonsils.

Gargle, Mercu′′rial. Syn. Gargarisma hydrargyri, G. mercuriale, L. Prep. 1. (G. hyd. bichloridi.) Corrosive sublimate, 2 to 5 gr.; barley water, 1 pint; honey of roses, 2 fl. oz. For syphilitic ulcers in the throat.

2. (Plenck.) Calomel, 6 gr.; quicksilver, 30 gr.; powdered gum, 3 dr.; syrup of poppies, 12 oz.; triturate till the globules of metal disappear, and add of decoction of clematis, 26 fl. oz.; honey of roses, 1 oz.; essence of myrrh, 1 dr. (or tincture of myrrh, 1 fl. oz.). In syphilitic and putrid sore throat.

Gargle of Mustard. Syn. Gargarisma sinapis. Prep. (Fleury). Black mustard

seed, bruised 4 ounces; salt, 4 scruples; vinegar, 8 scruples; warm water, 7 ounces. Digest and filter.

Gargle of Myrrh. Syn. Gargarisma myrrhæ, L. Prep. 1. (Ainslie.) Tincture of myrrh, 6 fl. dr.; vinegar, 1 fl. dr.; honey of roses, 112 fl. oz.; barley water, 12 fl. oz.

2. (Ph. Chirur.) Tincture of myrrh, 12 oz.; honey of roses, 112 oz.; lime water, 6 fl. oz. In scarlatina and putrid sore throat. See Astringent Gargle, &c.

Gargle of Ni′tre. Syn. Gargarisma salis nitri, G. potassæ nitratis, L. Prep. 1. Nitre, 2 dr.; honey or syrup, 12 oz.; rose water, 512 fl. oz.

2. (Brande.) Nitre, 2 dr.; oxymel, 1 fl. oz.; barley water, 7 fl. oz. In inflammatory sore throat. See Common Gargle.

Gargle of Oak-Bark. Syn. Gargarisma corticis quercûs, L. Prep. 1. Oak-bark, 2 dr.; boiling water, 6 fl. oz.; macerate 1 hour, and strain.