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BHMS 1st year · Homoeopathic Pharmacy

External applications — the first-year Pharmacy chapter on preparations for outside the body

A study guide to External applications: their scope in practice, Hahnemann’s view in two Organon editions, four preparations, and how ointment is made at scale.

Vaibhav Kumar Rai · · 4 min read

External applications — the first-year Pharmacy chapter on preparations for outside the body | Homoeopaths.org

Most of first-year Pharmacy is about medicines taken by mouth. This chapter is different. It is about preparations used on the outside of the body.

The NCH syllabus calls it “External applications”. It is chapter fourteen of HomUG-HP, the code for first-year Homoeopathic Pharmacy. The sheet lists four topics. This piece explains what each one asks, as a study guide for BHMS students.

Topic one: scope in practice

The first topic reads “Scope of administration of External Applications in Homoeopathic Practice”.

Break the line into parts. “Administration” means giving a medicine. “External” means on the outside of the body, not taken inside it. “Scope” means range: how far something reaches, and where it stops.

So this topic asks a careful question. Within homoeopathic practice, where do external applications fit, and where are their limits? Notice the word “scope”. A good answer covers both sides. It says where they are used, and it says what they are not for. Your textbook will set this out.

Topic two: Hahnemann’s view, in two editions

The second topic reads “Dr Hahnemann’s View as per Organon (5th & 6th Ed)”.

The Organon of Medicine is the founding book of homoeopathy, written by Samuel Hahnemann. It went through several editions in his lifetime and after. The sheet names two of them: the fifth and the sixth.

Why name two editions? Because the sheet wants you to know what the Organon says on this subject in each. When a syllabus names two editions side by side, it is often asking you to compare them. Your teachers will show you the relevant parts.

The sheet does not quote Hahnemann’s words or give the aphorism numbers. Take those from your Organon textbook, and write them down exactly. In an Organon-based answer, the source matters as much as the idea.

This topic is also a bridge between subjects. You study Organon in every BHMS year. Here, Pharmacy asks you to bring Organon into a practical chapter.

Topic three: four preparations

The third topic reads “Preparation & Uses of lotion, glycerol, liniment and ointment”.

Four kinds of external preparation. For each, you learn two things: how it is prepared, and what it is used for in pharmacy terms. Here is a plain first picture of each word:

  • Lotion. A liquid preparation applied to the skin.
  • Glycerol. A preparation made with glycerine. Your textbook may spell this form “glycerole”. Follow its spelling in exams.
  • Liniment. A liquid preparation meant to be rubbed into the skin.
  • Ointment. A soft, semi-solid preparation spread on the skin.

These are first pictures only. Your textbook gives the exact definitions and the method for each. A four-row table works well: name, what it is, how it is made, what it is used for.

Topic four: making ointment at scale

The fourth topic reads “Commercial Preparation of Ointment”.

“Commercial” means on a large scale, for supply, not a small batch in a college lab. So this topic asks how ointment is made in industry.

Notice that ointment gets its own topic. Of the four preparations, it is the one the sheet asks you to follow into manufacturing. It connects to chapter twenty-seven, “Industrial pharmacy”, which covers Good Manufacturing Practices (GMP) and Schedule M1. When you reach that chapter, come back here.

How this chapter sits in the year

First-year Pharmacy has thirty-two chapters. This is the fourteenth. It follows “Drugs Dynamisation” and comes before “Posology”.

It also links to chapter nineteen, “Pharmaconomy”, whose topic is “Routes of Homoeopathic drug administration”. External application is one route. Pharmaconomy places it among the others. Reading the two chapters together gives you the full picture.

What to take from it

First, understand the scope of external applications, including their limits.

Second, know what Hahnemann says on the subject in the fifth and sixth editions of the Organon, with exact references.

Third, learn preparation and use for lotion, glycerol, liniment and ointment.

Fourth, know how ointment is prepared commercially, and link it to Industrial pharmacy.

This is a study page, not a guide to using any preparation. Choosing and using a medicine is a job for a qualified, registered practitioner. The sheet names these four topics only. The detail comes from your textbook and your teachers.

Where to go next on the platform

This piece sits in the first-year Homoeopathic Pharmacy room. For the Organon background, read “The Organon: the book that started it all, in plain words” in the Organon topic of Homoeopathy Knowledge, and visit the first-year Organon room for the chapters of your own year. “Homoeopathic Pharmacy in the First Year — from source to standard” shows how this chapter fits the whole subject.

Credits

Written by Vaibhav Kumar Rai · Published by Homoeopaths.org · 12 October 2026

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"External applications — the first-year Pharmacy chapter on preparations for outside the body." Homoeopaths.org. Published 12 October 2026. https://homoeopaths.org/learn/courses/bhms-1st-year/homoeopathic-pharmacy/external-applications-1st-year

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