Drug Notes

Dicloxacillin (By mouth)

Dicloxacillin Sodium (dye-klox-a-SIL-in SOE-dee-um)

Treat infections. Belong to a class of drugs called penicillin antibiotics.

Brand Name(s):

When This Medicine Should Not Be Used:

How to Use This Medicine:

Capsule, Liquid

• Your doctor will tell you how much medicine to use. Do not use more than directed.
• This medicine is best taken on an empty stomach, 1 hour before or 2 hours after meals. Take with a full glass of water.
• Take all of the medicine in your prescription to clear up your infection, even if you feel better after the first few doses.
• Shake the oral liquid well before using. Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup.

If a dose is missed:

• Take the missed dose as soon as possible.
• Take the rest of the doses for the day at regularly spaced times.
• Do not take two doses at the same time.

How to Store and Dispose of This Medicine:

• Store at room temperature away from heat, moisture, and direct light. Store the oral liquid in the refrigerator. Throw unused medicine away after 14 days. Do not freeze.
• Keep all medicine out of the reach of children. Never share your medicine with anyone.

Drugs and Foods to Avoid:

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

• Make sure your doctor knows if you are using a blood thinner such as warfarin (Coumadin®) or any other antibiotic (such as gentamicin, tobramycin, Garamycin®.
• Birth control pills may not work while you are using dicloxacillin. To keep from getting pregnant, use another form of birth control. Other forms include condoms, a diaphragm, or contraceptive foam or jelly.

Warnings While Using This Medicine:

• If you are pregnant or breast feeding, talk with your doctor before taking this medicine.
• Make sure your doctor knows if you have ever had an allergic reaction to any cephalosporin antibiotic such as Keflex® or Ceclor® before you take this medicine.

Possible Side Effects While Using This Medicine:

Call your doctor right away if you notice any of these side effects:

• Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
• Shortness of breath or trouble breathing
• Severe diarrhea (watery, possibly with blood)

If you notice these less serious side effects, talk with your doctor:

• Nausea or vomiting
• Vaginal itching or discharge

If you notice other side effects that you think are caused by this medicine, tell your doctor

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

Last Updated: 1/27/2017