Is nighttime the right time for blood pressure drugs?

Taking these medications at bedtime rather than in the morning may make them more effective.

Published: February, 2020

Many people take their medications as part of their morning ritual, along with a cup of coffee and the daily newspaper. But for blood pressure drugs, evening may be a better option. Last year, a large study found that taking blood pressure drugs before bed may lower the risk of serious heart-related complications more than taking the drugs in the morning (see "Benefits of bedtime blood pressure dosing").

The concept of chronotherapy, or adjusting medication dosing to a specific time of day, isn't new. There's not a great deal of evidence to support the practice with cardiovascular drugs, but it makes sense, says Dr. Naomi Fisher, director of the Hypertension Specialty Clinic at Harvard-affiliated Brigham and Women's Hospital.

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