Allercalm is currently out of stock, however we offer a great range of alternative products. Piriton Allergy Tablets CLICK HERE Allercalm Allergy Relief Tablets may be used to control the symptoms of allergic conditions such as: hayfever, runny nose, itchy skin rash with irregular patches (hives), swelling of the face, lips, tongue or throat, food allergy, reaction to drugs or vaccines, insect bites.