Antibiotics: If someone has a history of psoriasis, the doctor will most likely take a throat culture when that individual has a sore throat. If the culture results are positive (meaning that the individual has a streptococcal infection), then starting immediately on antibiotics for the infection is very helpful.
A: Metoprolol (Lopressor, Toprol XL) is classified in a class of drugs called beta-blockers. Beta-blockers are used to treat angina (chest pain) and hypertension (high blood pressure). Beta-blockers are also used to treat or prevent heart attack.
DRUG DESCRIPTION. TOPROL-XL, metoprolol succinate, is a beta1-selective (cardioselective) adrenoceptor blocking agent, for oral administration, available as extended-release tablets. TOPROL-XL has been formulated to provide a controlled and predictable release of metoprolol for once-daily administration.