"By Brenda Goodman, MA
WebMD Health News
Reviewed by Hansa D. Bhargava, MD
April 22, 2015 -- Sam was born Samantha.
When Samantha was 3, she drew a picture of a family. She explained that she was the daddy. By age "...
(Generic versions may still be available.)
Dynapen Patient Information including How Should I Take
In this Article
- What is dicloxacillin (Dynapen)?
- What are the possible side effects of dicloxacillin (Dynapen)?
- What is the most important information I should know about dicloxacillin (Dynapen)?
- What should I discuss with my healthcare provider before taking dicloxacillin (Dynapen)?
- How should I take dicloxacillin (Dynapen)?
- What happens if I miss a dose (Dynapen)?
- What happens if I overdose (Dynapen)?
- What should I avoid while taking dicloxacillin (Dynapen)?
- What other drugs will affect dicloxacillin (Dynapen)?
- Where can I get more information?
What should I discuss with my healthcare provider before taking dicloxacillin (Dynapen)?
Do not use this medication if you are allergic to dicloxacillin or to any other penicillin antibiotic, such as:
- amoxicillin (Amoxil, Amoxicot, Biomox, Dispermox, Trimox);
- ampicillin (Omnipen, Principen);
- carbenicillin (Geocillin);
- oxacillin (Bactocill); or
- penicillin (Beepen-VK, Ledercillin VK, Pen-V, Pen-Vee K, Pfizerpen, V-Cillin K, Veetids, and others).
Before using dicloxacillin, tell your doctor if you are allergic to any drugs (especially cephalosporins such as Ceclor, Ceftin, Duricef, Keflex, and others), or if you have:
- liver disease;
- kidney disease;
- a bleeding or blood clotting disorder;
- a history of diarrhea caused by taking antibiotics; or
- a history of any type of allergy.
If you have any of these conditions, you may need a dose adjustment or special tests to safely take dicloxacillin.
FDA pregnancy category B. This medication is not expected to be harmful to an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant during treatment.
Dicloxacillin can make birth control pills less effective, which may result in pregnancy. Before taking dicloxacillin, tell your doctor if you use birth control pills.
Dicloxacillin can pass into breast milk and may harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.
How should I take dicloxacillin (Dynapen)?
Take this medication exactly as it was prescribed for you. Do not take the medication in larger amounts, or take it for longer than recommended by your doctor. Follow the directions on your prescription label.
Take the medicine with a full glass of water.
Dicloxacillin should be taken on an empty stomach, at least 1 hour before or 2 hours after eating a meal.
To be sure this medication is helping your condition, your blood will need to be tested on a regular basis. Your kidney or liver function may also need to be tested. Do not miss any scheduled visits to your doctor.
Take this medication for the entire length of time prescribed by your doctor. Your symptoms may get better before the infection is completely treated. Dicloxacillin will not treat a viral infection such as the common cold or flu.
Do not share this medication with another person, even if they have the same symptoms you have.
This medication can cause you to have unusual results with certain medical tests. Tell any doctor who treats you that you are using dicloxacillin.
Store dicloxacillin at room temperature away from moisture, heat, and light.
Additional Dynapen Information
- Dynapen Drug Interactions Center: dicloxacillin oral
- Dynapen Side Effects Center
- Dynapen FDA Approved Prescribing Information including Dosage
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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