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Generic alternatives in general practice.

R J Anderson, P M Reilly

British Medical Journal (Clinical Research Ed.)

|April 14, 1984

Summary

This summary is machine-generated.

Generic substitution in general practice prescribing could save 8.8% on drug costs. Savings are concentrated in nervous system and cardiovascular drugs, though not all potential generic alternatives are available.

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Area of Science:

Pharmacoeconomics
General Practice Prescribing Analysis

Background:

The National Health Service (NHS) faces continuous pressure to reduce drug expenditures.
Generic substitution is a recognized strategy for cost containment in healthcare.

Purpose of the Study:

To quantify the potential cost savings achievable through generic substitution in a UK general practice setting.
To identify therapeutic classes with the highest potential for savings via generic substitution.

Main Methods:

Analysis of one month's prescribing data from a general practice.
Calculation of potential cost reductions by substituting branded drugs with exact generic alternatives.
Identification of available generic alternatives for prescribed medications.

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Main Results:

A potential cost saving of 8.8% (GBP 883.22) of the net ingredient cost was identified.
The majority of potential savings (two-thirds) were associated with drugs acting on the nervous system and cardiovascular system (including diuretics).
Only 31% of prescriptions had potential generic alternatives, and less than 75% of these were actually available.

Conclusions:

Generic substitution offers a viable method for reducing drug costs within the NHS, aligning with recommendations from reports like the Greenfield report.
Targeted efforts focusing on nervous system and cardiovascular medications could maximize savings.
The availability of generic alternatives is a critical factor influencing the practical realization of cost savings through substitution.