Final answer:
Check BS qid ac and HS in a medical prescription refer to checking blood sugar levels four times a day before meals and at bedtime.
Step-by-step explanation:
The abbreviation "BS" stands for blood sugar, and "qid" means four times a day. "ac" denotes before meals, and "HS" stands for bedtime. Therefore, "Check BS qid ac and HS" instructs the patient or healthcare provider to monitor blood sugar levels four times a day: before meals and at bedtime.
This prescription instruction is commonly used for individuals with diabetes to closely monitor their blood glucose levels throughout the day. Checking blood sugar before meals helps assess pre-meal baseline levels, while checking at bedtime provides information about overnight trends. These measurements are crucial for adjusting insulin or medication doses and managing blood sugar levels effectively.
Your question is incomplete, but most probably your full question was What do check BS qid ac and HS mean in a medical prescription?