# Word for medical writers on Mac: tips and voice tasks for regulatory documents in 2026

> Word for medical writers on Mac: compare drafts, keep numbering and cross-references stable, manage citations and use Lazur by voice in Word.

URL: https://www.lazur.app/for/medical-writers/word
Updated: 2026-11-08

Word for medical writers on Mac is where many long regulatory documents get written, edited and compared. You can compare two drafts from Review > Compare > Compare Documents, and a few habits keep numbering and cross-references stable. This page covers the Word tasks that take most of the effort, the mistakes that cost time, and how Lazur helps by voice while you work.

## Quick answer

- Compare drafts with Review > Compare > Compare Documents. Older guides use Tools > Track Changes instead.
- Build heading levels and cross-references from a template, then update fields once the headings are final.
- Lock the layout before you add figures, and save a copy before any big image change.
- Hold ⌥⌘ to ask Lazur about what is on screen. Hold fn to dictate text at the cursor.
- Check your company and sponsor rules before you share a confidential draft with any AI tool.

Most of your work in Word for medical writers on Mac is not typing. It is comparing versions, fixing numbering, answering comments and proving which draft went to review. Word handles those jobs well once you know where the tools sit. This page covers the tasks that matter for protocols, clinical study reports and submission documents. It also shows where Lazur helps by voice, and where it stops.

## Why regulatory documents still live in Word

Some review offices want Word files, not PDFs. Duke University's Office of Regulatory Affairs and Quality asks for regulatory documents in Word format rather than PDF to facilitate review. That means your drafts stay in Word from the first outline to the version that goes out for review. You need to be comfortable in the file, even when a PDF looks cleaner.

Templates are the other reason. Clinical Study Templates sells Microsoft Word templates for clinical study protocols and clinical study reports. Its pages say they support FDA 510(k) submissions and EU MDR 2017/745 clinical evaluation plans and reports. The vendor says its templates follow MDCG 2020-6 in the EU and ICH E3 and E6 for the FDA. You can build your own, and the [template guide](https://www.lazur.app/how-to/create-a-template-in-word) walks through the steps. Either way, use one template per document type, so every draft starts with the same styles and page setup.

- **291** People responded to the 2024 freelance medical communicators tools survey ([source](https://blog.amwa.org/the-home-office-toolkit-software-for-freelance-medical-communicators))
- **65%** Of survey respondents use reference management software ([source](https://blog.amwa.org/the-home-office-toolkit-software-for-freelance-medical-communicators))
- **74%** Of those reference management users use EndNote ([source](https://blog.amwa.org/the-home-office-toolkit-software-for-freelance-medical-communicators))
- **16.114.3** Latest Word for Mac build in Microsoft's release notes, dated October 27, 2026 ([source](https://learn.microsoft.com/en-us/officeupdates/release-notes-office-for-mac))

## Where medical writers lose time in Word

Azur Health Science, a medical-writing blog, lists several Word problems that medical writers run into. Most of them will sound familiar to anyone who writes clinical documents. The blog is a commercial source and cites no survey data. Its list still works as a checklist for your own files.

- Heading numbers disappear for no clear reason.
- Cross-references pull in extra text you did not intend.
- One image adjustment disrupts a whole layout, and the fix can cost hours.
- Several reviewers editing one file create formatting chaos.
- Large citation sets strain Word, so writers move references to EndNote.

The blog gives no figures, so treat these as common complaints, not measured costs. I could not find a sourced number for hours lost to formatting, so this page does not give one. Your own week will show you more. Track the jobs that repeat, such as renumbering, rebuilding tables and merging comments. Fix those first, since you meet them every round.

## Compare two versions of a document in Word on Mac

To see what changed between two drafts, go to Review > Compare > Compare Documents. Microsoft's support guide, written for Word 2019 for Mac, gives this path. Word builds a new comparison document from the original. It leaves the original unchanged and marks the differences in the revised copy with revision marks. Your source file stays intact, which helps when someone asks which version was sent.

If you cannot find Compare under Review, look under Tools > Track Changes. Older guides use that path, and menus differ between versions. Microsoft's guide says comparison settings and the level of detail sit under Tools > Track Changes > Compare Documents, behind the more options arrow. To merge two versions instead of marking differences, use Review > Compare > Combine Documents.

1. Open the newer draft in Word, so you can check it against the older one.
2. Go to Review > Compare > Compare Documents.
3. Pick the older version as the original document.
4. Pick the newer version as the revised document.
5. Open the more options arrow and check the level of detail.
6. Confirm the dialog and read the marked result before you send it anywhere.

> **Check the options in your build:** The Lilach Bullock guide lists options to ignore comments or formatting only in its Windows section. Its Mac section does not show them. Do not assume they exist on your Mac. Open the dialog and read what it offers before you trust a clean result.

Expect noise when a file was reformatted. If a reviewer changed fonts, margins or styles, the comparison can mark formatting changes along with text. That can bury the real content changes. In that case, compare copies that share the same template, and keep the layout the same between rounds.

![Medical writer reviewing a clinical document on a laptop, the kind of Word for medical writers on Mac work this page covers](https://images.lazur.app/content-images/role-app/medical-writers-word/word-for-medical-writers-on-mac-1-124400.jpg)

## Keep numbering and cross-references from breaking

Heading numbers and cross-references fail for the same reason. The link between a label and the thing it points to gets lost. Build heading levels from a template, not by bolding text by hand. Insert cross-references only after the headings are final. Then you update fields once, instead of hunting through the file by hand.

Test before you scale. Insert one cross-reference, update the fields, and check the page it lands on. If extra text appears, fix the cause in a short file first. Then copy the working pattern into the long report. Testing takes minutes. Repairing a long report takes much longer.

Images need the same care. Lock the layout before you add figures, not after. Adjust one image, then scroll to the page below it. A single resize can push tables and text down the whole document. Save a copy before large image changes, so you can roll back. Press ⌘S often, so the last good version stays on disk.

When you cannot find a control, ask Lazur. Hold ⌥⌘ and say where the control is, or ask what a label means. Lazur looks at your screen, draws a circle and a label around the control, then answers out loud. It does not change the setting for you. You still make the click, and that keeps the document under your control.

## Citations and reference managers in Word for Mac

Citations are where Word starts to strain. In a 2024 survey of freelance medical communicators, 291 people responded. Of those, 65% use reference management software. Of those users, 74% use EndNote. The survey covered tools in general, not Word alone. It still shows where many writers end up.

| Tool | What the AMWA source says | What it means for Word |
| --- | --- | --- |
| EndNote | Used by 74% of the reference management users in the 2024 survey | The most common choice in that group, so check compatibility with your template |
| Zotero | Named as a reference management tool in the AMWA toolkit | Check the vendor site for current features |
| Mendeley | Named as a reference management tool in the AMWA toolkit | Check the vendor site for current features |
| PerfectIt | Named for proofreading in the AMWA toolkit | Run it after your text is final, not during drafting |

_Tools named in the AMWA 2024 freelance toolkit and survey coverage._

Word can hold citations, but large sets slow it down and cause trouble in shared files. Pick one reference manager per project. Use the same one for every reviewer, so the citations match. Mixed systems create broken citations near the deadline. The [citation guide](https://www.lazur.app/how-to/insert-a-citation-in-word) covers the basic steps, and the [bibliography guide](https://www.lazur.app/how-to/create-a-bibliography-in-word) covers the list at the end.

## Comments and tracked changes from several reviewers

A draft with many comments and several reviewers gets hard to read fast. Each reviewer edits in a different way, and the marks stack up. Set one rule per round. Ask reviewers to put questions in comments, not in the body text. Work through changes section by section. Close each comment once you have answered it, so the open ones stand out.

Turn on Track Changes before the first reviewer opens the file. If you turn it on halfway through a round, the earliest edits go untracked. Check the status before you send the file out. A file that is not tracking can hide who changed what. The [comment guide](https://www.lazur.app/how-to/add-a-comment-in-word) shows how to attach comments to specific text.

## Voice tasks that help while you edit in Word

Lazur is a voice assistant for the Mac that lives in the notch. Hold ⌥⌘ to ask about anything on screen, and Lazur answers out loud. Hold fn to dictate clean, formatted text at the cursor in any app. Lazur is not a plugin or add-in for any app, and it does not click buttons for you. Think of it as a sharp colleague who sits beside you and points.

Dictation helps most with text you repeat. Save snippets for the boilerplate you type every round, such as standard section headers. Add drug names and abbreviations to the personal dictionary, so dictation spells them the way your documents do.

![Scientist writing notes beside a laptop while preparing a study document, a common Word for medical writers on Mac task](https://images.lazur.app/content-images/role-app/medical-writers-word/word-for-medical-writers-on-mac-2-27eaed.jpg)

## A worked example: revising a protocol after a review round

Say a reviewer returned a protocol with tracked changes and several comments. Your job is to accept the sound edits, answer the questions and return a file the next reviewer can read. Start by saving the returned file under a new name, so the reviewer's version stays as it was. Then turn on Track Changes for your own edits, so the next reviewer sees what you did.

Run Compare between the reviewer's version and your revised draft when you finish. The result shows every change you made since the review, in one place. Keep that comparison with the file as a record. If a comment balloon is unclear, hold ⌥⌘ and ask Lazur what it means. Lazur reads the screen and answers out loud, so your cursor stays in the text.

## Mistakes that cost time in Word on Mac

- Editing the original file instead of a copy, so the reviewed version is lost.
- Adding figures before the layout is locked, then fixing every page below them.
- Letting several reviewers type into the body text instead of using comments.
- Turning on Track Changes halfway through a round.
- Following an old menu path without checking your build against the release notes.

The last mistake is common because menus shift. Microsoft's release notes for Word 16.114.3 list only quality and performance improvements, with no menu changes. Your build may still differ from the guide you found. Read the menu you see on screen, and trust that over a screenshot from an old blog post.

## Save and share the Word master safely

Keep the Word file as the editable master until the sponsor or agency confirms the format. Some teams need a PDF at the end. Save a PDF when you need one, and keep the Word file for the next round. The [PDF guide](https://www.lazur.app/how-to/save-as-a-pdf-in-word) covers the steps. If Word closes before you save, the [recovery guide](https://www.lazur.app/how-to/recover-an-unsaved-document-in-word) lists the checks to run.

## Privacy and confidential drafts

Clinical drafts often hold confidential sponsor data. Lazur listens and looks at the screen only while you hold the shortcut. Audio and the screenshot go to AI providers to answer your question, and they are not stored. Content is never used to train AI models. Still, check your company's and your sponsor's rules before you use any AI tool on a confidential draft. Some agreements limit what you can share.

> **Trim the screen before you ask:** Close unrelated windows and hide private sections before you hold ⌥⌘. Lazur only looks while you hold the shortcut, but a focused screen gives a cleaner answer and shares less.

## A checklist for each review round

1. Save the returned file under a new name.
2. Turn on Track Changes before you make any edit.
3. Run Review > Compare > Compare Documents against the version you sent.
4. Answer each comment, then close it.
5. Check heading numbers and cross-references, then update the fields.
6. Save the Word master, and save a PDF only when the sponsor asks for one.

Use this list as a starting point, not a rule. Your sponsor or agency may ask for a different order or file format. Adjust the list to match their instructions, and keep the steps that protect the reviewed version.

## Where to start this week

Pick one task from this page and try it on a real draft. Start with the comparison, since it shows you the most. Add voice tasks as the pain shows up, not all at once. Check the [pricing page](https://www.lazur.app/pricing) for current plans, and the [download page](https://www.lazur.app/download) if you want to try Lazur on your Mac.

## With Lazur

Lazur is a voice assistant for the Mac that lives in the notch. Hold ⌥ ⌘ and ask; it sees your screen, answers out loud, points at buttons and walks you through apps. Hold fn to dictate. Free for 3 days, then $18/month: https://www.lazur.app/download

- “Lazur, walk me through comparing this draft with last week's version.”: Lazur guides you one click at a time through Review > Compare > Compare Documents and waits for each click. (Walks you through it)
- “Where is Compare Documents on this screen?”: Lazur draws a circle and a label around the item on your screen, so you can find it in your build.
- “Walk me through comparing this draft with last week's version.”: Lazur guides you one click at a time and waits for each click before it names the next one.
- “What does this comment balloon mean?”: Lazur reads the comment on screen and answers out loud, so your cursor can stay in the text.
- “Hold fn and dictate: check the dosing table against the dosing section of the protocol.”: Dictation types the sentence at the cursor, cleaned up and formatted.
- “Draft a plain-language version of this paragraph for the patient leaflet.”: Lazur drafts the text. You check every claim against the source before you paste it into the document.
- “Research recent guidance on MDCG 2020-6 and summarize the points for the clinical evaluation plan.”: Research runs in Lazur's own Chrome tabs and comes back with a summary and a report to review.
- “Set a timer for my next editing block, then remind me to save a PDF copy.”: Lazur starts the timer and adds a reminder in Apple Reminders, so the save step does not get left behind.

## FAQ

### Where is Compare Documents in Word for Mac?

Microsoft's guide for Word 2019 for Mac gives Review > Compare > Compare Documents. Older guides use Tools > Track Changes > Compare Documents. If your menu differs, ask Lazur to point to the item on your screen.

### Does comparing documents change my original file?

No. Microsoft says Word creates a new copy based on the original, leaves the original unchanged, and marks differences in the revised copy with revision marks.

### Is Word good enough for citations in a large regulatory document?

Word can hold citations, but the Azur Health Science blog says large citation volumes strain it. In the 2024 AMWA survey, 74% of reference management users used EndNote, so many writers move their references there.

### Does Lazur edit my Word document for me?

No. Lazur does not click buttons, edit files or operate other apps for you. It guides, points, explains and drafts text. You make the edits, and Lazur tells you where to click.

### Can Lazur work inside Word itself?

No. Lazur is not a plugin or add-in for any app. It is a voice assistant for the Mac that works from a shortcut you hold. It looks at your screen only while you hold ⌥⌘, then answers out loud.

### Does Lazur store what it sees on my screen?

Lazur listens and looks at the screen only while you hold the shortcut. Audio and the screenshot go to AI providers to answer, and they are not stored. Content is never used to train AI models.

### What is the current Word for Mac version?

Microsoft's release notes list Word for Mac 16.114.3, released October 27, 2026. That release lists only quality and performance improvements for Word.

## Sources

1. [Release notes for Office for Mac](https://learn.microsoft.com/en-us/officeupdates/release-notes-office-for-mac), Microsoft Learn, checked 2026-11-08
2. [Compare and merge two versions of a document](https://support.microsoft.com/en-us/word/compare-and-merge-two-versions-of-a-document), Microsoft Support, checked 2026-11-08
3. [How to Compare Two Documents in Word](https://www.lilachbullock.com/how-to-compare-two-documents-in-word/), Lilach Bullock, checked 2026-11-08
4. [The challenges medical writers have with MS Word: Why are we still stuck?](https://azurhealthscience.com/the-challenges-medical-writers-have-with-ms-word-why-are-we-still-stuck/), Azur Health Science, checked 2026-11-08
5. [The Home Office Toolkit: Software for Freelance Medical Communicators](https://blog.amwa.org/the-home-office-toolkit-software-for-freelance-medical-communicators), AMWA Blog, checked 2026-11-08
6. [Clinical Study Templates](https://clinicalstudytemplates.com/), Clinical Study Templates, checked 2026-11-08
7. [Office of Regulatory Affairs and Quality](https://medschool.duke.edu/research/research-support/research-support-offices/office-regulatory-affairs-and-quality-2), Duke University School of Medicine, checked 2026-11-08