INBDE Practice Exam 2025 – Complete Study Guide

Doxycycline is the correct choice for systemic host immune-modulating medication for periodontal disease because it is a broad-spectrum antibiotic that is effective against the bacteria commonly found in periodontal disease. It also has anti-inflammatory properties that can help reduce the inflammation associated with the disease.

Option A, Amoxicillin, is not the best choice for periodontal disease because it is not as effective against the bacteria associated with this specific condition. It is better suited for treating respiratory infections.

Option C, Clindamycin, is a good choice for tooth infections, but it is not as effective against the bacteria commonly found in periodontal disease. It is also associated with a higher risk of developing antibiotic resistance.

Option D, Azithromycin, is not typically used for periodontal disease as it has a shorter duration of action and is not as effective against the bacteria commonly found in this condition.

It is important to note that in some cases, a combination of antibiotics may be used to effectively treat periodontal disease, but doxycycline is the preferred choice for systemic host immune-modulating medication.