Telithromycin (Ketek - Aventis) has been approved by the FDA for oral treatment of mild to moderate community-acquired pneumonia, acute exacerbations of chronic bronchitis and acute bacterial sinusitis in patients age 18 and older. The drug is the first in a new class of antibiotics, the ketolides, derived from the macrolide erythromycin. Telithromycin has been marketed in Europe since 2001.

Three retrospective studies have recently reported an association between beta-blocker use and a reduction in breast cancer metastasis and recurrence. No prospective, randomized trials have been published.

The FDA has approved two subcutaneously injected calcitonin gene-related peptide (CGRP) antagonists, fremanezumab-vfrm (Ajovy – Teva) and galcanezumab-gnlm (Emgality – Lilly), for migraine prevention in adults. Fremanezumab and galcanezumab are the second and third subcutaneously injected monoclonal antibodies that target the CGRP pathway to be approved by the FDA for this indication; erenumab-aooe (Aimovig), which targets the CGRP receptor, was the first.

The drugs of choice for treatment of common cardiac arrhythmias are listed in Tables 1 and 2. Some drugs are recommended for indications that have not been approved by the FDA.

Primary hypothyroidism is usually the result of Hashimoto's thyroiditis, thyroidectomy for hyperthyroidism, goiter or cancer, or radioactive iodine therapy for hyperthyroidism.

View the Comparison Table: Some Drugs for Migraine Prevention in Adults

American College of Cardiology/American Heart Association (ACC/AHA) guidelines for treatment of hypertension were last published in 2018. Treatment of hypertensive urgencies and emergencies is not discussed here.

Many nitrates, beta-blockers, and calcium-channel blockers have now been approved by the US Food and Drug Administration for treatment of stable angina pectoris. The table beginning on page 112 lists the individual drugs, their dosage, and their cost.

Clopidogrel (Plavix - Sanofi-Aventis and Bristol-Myers Squibb), an oral thienopyridine that inhibits platelet aggregation, is now being advertised directly to the public on television. Clopidogrel is approved by the FDA for secondary prevention of myocardial infarction (MI), stroke and other vascular events and for use in patients with acute coronary syndrome (unstable angina or non-ST-elevation MI), including those undergoing angioplasty. It is used off-label for patients with ST-elevation acute MI

An oral nonopioid analgesic is often sufficient for acute treatment of mild to moderate migraine pain without severe nausea or vomiting. A triptan is the drug of choice for treatment of moderate to severe migraine in most patients without vascular disease. Treatment of pain when it is still mild to moderate in intensity improves headache response and reduces the risk of recurrence.