Infection treatment: what to do, when to act, and how to stay safe

Did you know many infections clear up on their own? That fact saves a lot of people from unnecessary antibiotics and side effects. This page gives simple, clear steps for common infections: how to spot trouble, when to see a doctor, and how to use medicines safely.

When you need antibiotics — and when you don't

First, figure out the likely cause. Bacterial infections often cause localized redness, pus, high fever, or worsening symptoms after a few days. Viral infections usually come with body aches, runny nose, sore throat, and improve in a week or so. Fungal and parasitic infections have their own signs — persistent itching, unusual discharge, or long-lasting skin changes.

See a doctor if you have high fever, severe pain, breathing problems, spreading redness, confusion, or a wound that won’t stop draining. Your provider may order a swab or urine test to identify the germ. That helps pick the right antibiotic when one’s needed.

Common antibiotics used for common infections include amoxicillin (often paired with clavulanate as Augmentin), metronidazole (Flagyl) for some gut and dental infections, and doxycycline or minocycline for skin infections. Never start antibiotics just because you feel sick — take them only when a clinician advises it.

Safe home care and avoiding resistance

Basic care helps a lot: rest, fluids, fever control with acetaminophen or ibuprofen, and local care for wounds. For skin infections, keep the area clean and covered. For ear or sinus problems, warm compresses and steam can ease symptoms while you wait for medical advice.

Antibiotic resistance happens when drugs are used too often or incorrectly. Do this: use antibiotics only when prescribed, follow dosing instructions, finish or follow your prescriber’s plan, and never share leftover pills. If symptoms don’t improve in 48–72 hours after starting treatment, contact your clinician — you may need a different drug or a test.

If you order meds online, check the pharmacy is licensed and asks for a prescription. Avoid sites that promise miracle cures or let you bypass a doctor. Reliable services and clear labeling matter for both safety and effectiveness.

Special groups need extra care: pregnant people, infants, older adults, and people with weakened immune systems should talk to a clinician early. Some drugs aren’t safe in pregnancy or with certain health conditions, and some infections need urgent attention.

If you’re unsure, call a nurse line or book a quick visit. Getting the right diagnosis fast avoids complications and keeps you from taking unnecessary medicines. Treat smart: spot warning signs, use tests when needed, follow directions, and protect antibiotics for when they really help.