Medicine brand
IndicationsCatechu (khair or kattha) is a dried extract made from the heartwood of the Acacia catechu tree. In Unani and Ayurvedic practice it is traditionally used as an astringent for loose motions (diarrhoea), mouth ulcers, sore throat, bleeding…
Uses, dose, side effects and precautionsIndicationsChalk, used in medicines as prepared or precipitated chalk, is purified calcium carbonate. It is used as an antacid to relieve heartburn, acid indigestion and upset stomach, and in some antidiarrhoeal mixtures (often with kaolin) to help firm…
Uses, dose, side effects and precautionsPrices last checked on 11 October 2026
Registration details and prices come from the public register of the Directorate General of Drug Administration (DGDA). This page is for information and does not replace advice from your doctor or pharmacist.
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