In this task, you will be given sentences and a drug name in which your task is to indicate the doses of intake of that particular drug. A dose refers to a specified amount of medication taken at one time. Although there might be several correct answers, you need to write one of them.
One example: An episode of subacute encephalopathy after the infusion of methotrexate (1500 mg/m2) (MTX) is reported in a young adult with metastastic gastric cancer.	 methotrexate
Solution is here: 1500 mg/m2
Explanation: Here, the drug methotrexate mentioned after '	 ' has been mentioned to be taken as 1500 mg/m2 within brackets and hence should be tagged as dosage.

Now, solve this: Pheripheral edema was observed in five female patients after taking proton pump inhibitors omeprazole, lansoprazole, or pantoprazole for 7-15 days for peptic acid diseases in recommended standard doses.	 lansoprazole
Solution:
standard