Carry cash, wallets etc. Keep a copy of passports, credit card details etc. and relevant contact numbers in the event of loss. Label your luggage on both the inside and outside with your name, telephone number and address. A doctor is available all day in most towns. Dial 999 in case of emergencies.
Prescribed medications are widely available through chemist stores.
If on prescribed medication it is useful to bring an adequate supply for your journey. EU citizens should bring an E111 form and are entitled to free treatment in public hospitals. All other nationalities should check with their insurance agent as to the validity of their plan in Ireland. English is the language of the majority of the population. Irish is spoken mainly in Gaeltacht areas.