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Dictionary · Drug

doxycycline

A tetracycline antibiotic, usually taken by mouth, that treats many kinds of bacterial infection.

dok-sih-SY-kleen noun

What it means

An antibiotic that stops bacteria from making proteins. It is used for Lyme diseaseLYM dih-ZEEZAn infection with Borrelia bacteria, spread to people by the bite of an infected tick.Full entry and other tick-borne infections, chlamydia, acne, some pneumonias, and to prevent malaria when traveling. It can make the skin burn easily in the sun and can irritate the esophagus. It is usually avoided in pregnancy and, for long courses, in children under 8, because it can stain developing teeth.

For the nurse

Teach the client to take it with a full glass of water and to stay upright for at least 30 minutes afterward, so not right before bed. Antacids, iron, calcium and dairy foods bind it, so take it apart from them as directed. Use sunscreen and protective clothing.

At a glance

Drug classtetracycline antibiotic
Brand namesVibramycin, Doryx, Acticlate
Spanishdoxiciclina
Also writtenVibramycin, Doryx, Acticlate

Related terms

antibiotic

A drug that kills bacteria or stops them from growing.

Lyme disease

An infection with Borrelia bacteria, spread to people by the bite of an infected tick.

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