Dr Phil Kieran: How to treat a child bitten by a mosquito

"Use a repellant with 50% DEET. This is a chemical that repels insects and lasts well"

Pic: PA

We’re travelling to Spain at the end of the month with our two children, aged 11 and 13.  The last time we went to Spain, both had bad reactions to mosquito bites, which took weeks to heal fully. What treatment would you recommend?

Insect bites can ruin a holiday, particularly if you get a bad allergic reaction to them or they become infected.