Zincum Sulphuricum. White Vitriol. Sulphate of Zinc. Zincic Sulphate. ZnSO47H2O. Solution. Trituration.   Clinical.-Convulsions. Cornea, opacity of. Dysentery. Granular lids. Headache. Heartburn. Laughter, involuntary. Metrorrhagia. Å’sophagus, stricture of. Prurigo. Tongue,