Over-the-counter antibiotics for skin infection

Some minor surface problems improve with cleansing and protection, while cellulitis, a large boil or a spreading infection may need prescription medicine or a procedure. Products sold without a prescription can also irritate skin or mask worsening symptoms.

Redness and soreness are not specific to bacterial infection. Fungal rashes, viral eruptions, eczema, allergic reactions and inflamed follicles can appear similar, yet antibiotics do not treat those causes.

Treatment also depends on whether bacteria are limited to the surface, spreading through deeper skin or trapped in a pocket of pus. An abscess may require drainage, whereas spreading cellulitis needs prompt clinical evaluation.

Gently wash the area with soap and water, pat it dry and cover broken skin with a clean dressing. Avoid squeezing boils, sharing towels, shaving across inflamed skin or applying leftover prescription cream.

A pharmacist can advise on wound-care supplies and whether your symptoms require a doctor. If antibiotics are prescribed, follow the directions, do not share them and seek advice if symptoms worsen or a medicine causes a reaction.

Get urgent medical assessment for redness that is expanding quickly, severe pain, fever, chills, red streaks, confusion, dizziness, rapidly increasing swelling or skin that becomes dark, blistered or numb. Infection near an eye or rapidly worsening facial swelling also needs urgent care.

Seek early review for an infected bite, puncture wound, deep wound, or symptoms affecting a hand, foot or joint. Lower your threshold for care if you have diabetes, poor circulation or reduced immune defences.

Ask which diagnosis fits the skin changes, whether drainage or a swab is needed, and what improvement should look like. Mention allergies, pregnancy, kidney or liver problems and recent antibiotic use so the clinician can choose an appropriate option.