Do you have plasters/bandages?
che-ROT-ti — 'c' before 'e' is soft 'ch'. Double 't'. 'Cerotto' is the adhesive bandage/plaster.
Ask for plasters, bandages, or wound care supplies. Italian pharmacies stock a wide range of first aid materials.
'Ha dei cerotti?' — 'ha' is formal 'you have', 'dei' is partitive (some). 'Cerotti' is the plural of 'cerotto' — adhesive plaster/bandaid. Related items: 'bende' (bandage rolls), 'garza' (gauze), 'disinfettante' (disinfectant), 'pomata cicatrizzante' (healing ointment), 'kit di pronto soccorso' (first aid kit).
Ho bisogno di disinfettare una ferita.
I need to disinfect a wound.
Italian pharmacies stock 'amuchina', 'betadine', 'acqua ossigenata' (hydrogen peroxide)
Avete una fascia elastica?
Do you have an elastic bandage?
Elastic bandage ('fascia elastica') for sprains and sports injuries
Ho bisogno di una pomata per le bruciature.
I need an ointment for burns.
Burns ointment — 'pomata per scottature' or 'farmaci per le ustioni'
'Amuchina' is the most recognised Italian brand of disinfectant — based on sodium hypochlorite. During the COVID-19 pandemic, Amuchina became nationally famous as a disinfectant brand. 'Betadine' (povidone-iodine) is another popular antiseptic in Italian pharmacies. Italian pharmacies ('parafarmacie') sell these without a prescription — even supermarkets stock basic wound care.