Scarpa advises the annexed formula in these cases. In some obstinate cases, he found it aid' the process of absorption: -169 Albugo White Opacity Of The Cornea 19 Ammon Hydrochlor. ij., Cupri Acet. gr. iv., Aq. Calcis fiv., M. ft. collyrium. It is particularly adapted for Albugo, when supervening upon an attack of Small-pox.