Drug Interaction Report

Clarithromycin may increase the blood levels and side effects of lansoprazole in some people. Contact your doctor if you experience diarrhea or other intestinal problems. You may need a dose adjustment if you take both medications. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Information for this minor interaction is available on the professional version.

Information for this minor interaction is available on the professional version.

You may experience reduced absorption of nafcillin in the presence of food. The effectiveness of the antibiotic may be reduced. Nafcillin should be administered one hour before or two hours after meals. This will make it easier for your body to absorb the medication. Penicillin V and amoxicillin are not affected by food and may be given without regard to meals.

Information for this minor interaction is available on the professional version.

The recommended maximum number of medicines in the 'beta-lactam antibiotics' category to be taken concurrently is usually one. Your list includes two medicines belonging to the 'beta-lactam antibiotics' category:

• nafcillin
• Prevpac (amoxicillin / clarithromycin / lansoprazole)

Note: In certain circumstances, the benefits of taking this combination of drugs may outweigh any risks. Always consult your healthcare provider before making changes to your medications or dosage.