A mum claims her toddler almost died when he was left unable to breathe - after simply licking a single droplet of Optrex eye drops that rolled down his cheek. Katelyn Clement rushed her son Milo Nicholson to hospital when the five-year-old reportedly suffered an allergic reaction to Optrex antibacterial eye drops. The 25-year-old was giving Milo his second dose of eye drops when a tiny droplet of product dripped down his cheek and into his mouth. Within minutes, Katelyn said Milo began