Antiobiotics is recommended as a preventive measure before a dental procedure for patients with certain heart conditions. For 
years heart murmur has been on the list, however things have changed in the recent past…
Click on the link below to find out the new recommendations by the ADA. Also its always good to check with your cardiologist to confirm if you need antibiotics or not before the recommended dental procedure.
http://www.mouthhealthy.org/en/az-topics/p/Premedication-or-Antibiotics.aspx
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