Tetracycline, an antibiotic, treats infection and acne. Avoid prolonged exposure to sunlight. Do not take medication after the expiration date, because it can cause damage to kidneys.

Achromycin Overview


Tetracycline is a prescription medication used to treat various bacterial infections. Tetracycline belongs to a group of drugs called tetracyline antibiotics, which help to stop the growth of bacteria in the body.

This medication comes in capsule form and is typically taken 2 or 4 times a day with or without [non-dairy] food.

Common side effects of tetracycline include loss of appetite, nausea, upset stomach, vomiting, and diarrhea.

Patient Ratings for Achromycin

How was your experience with Achromycin?

First, a little about yourself

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What are you taking Achromycin for?

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  • Other
  • Acne Vulgaris
  • Bacterial Infections
  • Bronchitis
  • Chlamydia Infections
  • Eye Infections, Bacterial
  • Gonorrhea
  • Gram-positive Bacterial Infections
  • Helicobacter Infections
  • Mycoplasma Infections
  • Protozoan Infections
  • Rickettsia Infections
  • Syphilis

How long have you been taking it?

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  • Less than a week
  • A couple weeks
  • A month or so
  • A few months
  • A year or so
  • Two years or more

How well did Achromycin work for you?

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Achromycin Cautionary Labels


Uses of Achromycin

Tetracycline is a prescription medication used to treat various bacterial infections.

This medication may be prescribed for other uses. Ask your doctor or pharmacist for more information.


For more information on this medication choose from the list of selections below.

Achromycin Drug Class

Achromycin is part of the drug class:

Side Effects of Achromycin

Serious side effects have been reported with tetracycline. See the “Drug Precautions” section.

Common side effects of tetracycline include:

  • loss of appetite
  • nausea
  • upset stomach
  • vomiting
  • diarrhea

This is not a complete list of tetracycline side effects. Ask your doctor or pharmacist for more information.

Tell your doctor if you have any side effect that bothers you or that does not go away.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.