Difflam Soothing Throat Drops + Immune Support Strawberry soothe the throat and supports the body's immune health. Difflam Soothing Throat Drops + Immune Support Strawberry help to soothe dry, tickly throats while supporting the body's immune health. Blended with Wellmune for immune health support and natural New Zealand Manuka honey to coat the throat, Difflam Soothing Drops + Immune Support are bursting with the delicious and soothing flavour Strawberry. Welllmune offers immune health benefits to adults consuming 250 mg (or for children, up to 125 mg) per day. Each throat drop contains 25 mg of Welllmune.