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Drug Dosage Regimen: Overview

Drug Dosage Regimen: Overview

A drug dosage regimen describes the specific instructions and schedule for administering a drug to a patient. It considers factors such as drug dosage, frequency, route of administration, and duration of treatment. Designing an appropriate dosage regimen for a patient aims to achieve a target drug concentration at the site of action.
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Inhaled Medications

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Related Experiment Video

Updated: Jul 8, 2026

A Surgical Procedure for the Administration of Drugs to the Inner Ear in a Non-Human Primate Common Marmoset (Callithrix jacchus)

A Surgical Procedure for the Administration of Drugs to the Inner Ear in a Non-Human Primate Common Marmoset (Callithrix jacchus)

Published on: February 27, 2018

Medication usage in Majuro, Marshall Islands.

Andrew Harding¹

¹Majuro Hospital, C/o 34 Fairway Road, Doncaster, Victoria, Australia 3108. anka@ozemail.com.au

Pacific Health Dialog

|January 10, 2008

Summary

This drug utilization study in the Marshall Islands identified key medications by prescription, cost, and consumption in 2003. Glibenclamide, enalapril, and ferrous sulfate were top consumed drugs, with lower usage rates than many countries.

Area of Science:

Pharmacoeconomics
Public Health
Pharmacy Practice

Background:

Limited data exists on medication usage in the Marshall Islands.
Understanding drug utilization is crucial for healthcare planning and resource allocation.

Purpose of the Study:

To determine the top 50 drugs by prescription count.
To identify the top 50 drugs by cost to the government.
To ascertain the top 30 drugs by consumption in Majuro Atoll for 2003.

Main Methods:

Utilized data from the Majuro Hospital computer dispensing system for outpatient prescriptions in 2003.
Employed the defined daily dose (DDD) methodology for drug consumption analysis.
Presented drug consumption as DDD/1000 population/day.

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Main Results:

The top 5 drugs by consumption were glibenclamide (glyburide), enalapril, ferrous sulphate, amoxycillin, and ascorbic acid.
Average drug consumption (DDD/1000 population/day) was lower compared to many other countries.
Identified key medications driving prescription volume and government expenditure.

Conclusions:

This study represents the first local assessment of medication usage in the Marshall Islands.
Provided essential baseline data for future drug utilization research and health policy development.
Highlights potential areas for optimizing pharmaceutical resource management.