 [ Symptoms ] develop a rash whenever i come into contact with water shower water pool water water splashed on my chest when brushing teeth happens regardless of the temperature of water the rash usually only occurs on the chest area and does so in red irregular splotches with raised itchy centers usually develops with at least five minutes of water contact and does not go away for at least an hour after contact has ended what could this be and is there any way to take care of it it is more annoying than anything [ Disease ] most throat infections or throat pain is caused by viruses viruses do not respond at all to antibiotics the only way a medical clinician would recommend azithromycin for a throat infection would be for a penicillin allergic person who has lab documented strep and does not have mononucleosis i do not recommend self diagnosis and self treatment using leftover antibiotics or antibiotics there are prescribed for someone else when it comes to managing a throat infection