What does HS stand for in a patient care context?

In a patient care context, HS stands for "at bedtime." This abbreviation is commonly used in medical documentation and prescriptions to indicate that a medication should be taken before the patient goes to sleep. Administering certain medications at bedtime can be a strategic choice to enhance their effectiveness or minimize potential side effects during waking hours. Understanding such abbreviations is crucial for ensuring correct medication administration and patient compliance, thus contributing to optimal patient outcomes.