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Tetracyclines — NCLEX Cheat Sheet

NO dairy, NO kids <8, NO pregnancy

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👤 By the CinnaRN Clinical Content Team 🕐 Updated 2026-07-11 🏷️ Pharmacological Therapies 🔖 Free to read, print, and share

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Use this quick-reference guide to spot, treat, and prevent Tetracyclines on the NCLEX. Keep it handy during review and on exam day!

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Use

Key facts

Acne, Lyme, chlamydia, Rickettsia
Protein synth inhibitor → static

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Avoid

Key facts

NO pregnancy / kids <8 → teeth stain
No dairy/antacids/iron → chelation

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Teach

Teaching points

Photosensitivity → sunscreen
Empty stomach, full water
Don't take expired → toxic

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Do

Nursing actions

Separate dairy by 2 hrs
Report severe sunburn, diarrhea

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Quick Tip

Tetracyclines are bacteriostatic and inhibit bacterial protein synthesis.

📖 Related Topics

Digoxin Toxicity Heparin Therapy Warfarin Therapy Acetaminophen Poisoning in Children

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