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Adoxa

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Adoxa

ADOXA®
(doxycycline) Capsules, USP

To reduce the development of drug-resistant bacteria and maintain the effectiveness of doxycycline capsules and other antibacterial drugs, doxycycline capsules should be used only to treat or prevent infections that are proven or strongly suspected to be caused by bacteria.

DRUG DESCRIPTION

Doxycycline is a broad-spectrum antibiotic synthetically derived from oxytetracycline. Doxycycline 150 mg capsules contain doxycycline monohydrate equivalent to 150 mg of doxycycline for oral administration. Inactive ingredients include colloidal silicon dioxide, FD&C Red #40, FD&C Yellow #6, gelatin, magnesium stearate, microcrystalline cellulose, sodium starch glycolate, and titanium dioxide. Its molecular weight is 462.46. The chemical designation of the light-yellow crystalline powder is alpha-6-deoxy-5-oxytetracycline.

Structural formula:

ADOXA®
  (Doxycycline)  Structural Formula Illustration

C22H24N2O8•H2O

Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form.

What are the possible side effects of doxycycline?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have a serious side effect such as:

  • severe headache, dizziness, blurred vision;
  • fever, chills, body aches, flu symptoms, swollen glands, rash or itching, joint pain, or general ill feeling;
  • urinating less than usual or not at all;
  • diarrhea that is watery or bloody
  • pale or yellowed skin, dark colored urine, fever, confusion or weakness;
  • severe pain in...

Read All Potential Side Effects and See Pictures of Adoxa »

What are the precautions when taking doxycyline capsules (Adoxa)?

See also Side Effects section.

Before taking doxycycline, tell your doctor or pharmacist if you are allergic to it; or to other tetracyclines (such as minocycline); or if you have any other allergies. This product may contain inactive ingredients (such as sulfites, soy found in some brands), which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: trouble swallowing, esophagus problems (such as hiatal hernia or reflux/heartburn).

Before having surgery, tell your doctor or dentist that you are taking this medication.

This medication may make you more sensitive to the sun. Avoid prolonged sun exposure, tanning booths, and...

Read All Potential Precautions of Adoxa »

Last reviewed on RxList: 4/22/2009
This monograph has been modified to include the generic and brand name in many instances.

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Adoxa - User Reviews

Adoxa User Reviews

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Report Problems to the Food and Drug Administration

 

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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