Poison ivy is a poisonous flowering plant that is known for causing allergic reaction leading to itching, irritation, and sometimes painful rash in most people who touch. In some cases, allergic reaction can progress to anaphylaxis. Your wound might have been infected. Advice 1. Amoxicillin 500 mg every 8 hours for 5 days 2. Dexamethasone 0.5 mg every 12 hours for 5 days 3. Levocetirizine 5 mg daily per oral for 5 days 4. Avoid touching poison ivy 5. Apply mupirocin cream locally (T – bact cream) every 8 hours Thanks