A routine insulin dose adjustment inside the stability period does not reset the clock at Manulife, GMS or TuGo, provided it was made on blood sugar readings and the diabetes is otherwise unchanged. Each of those three wordings names insulin as an exception to the change-in-medication rule. Starting insulin, switching insulin type or adding insulin to oral treatment is a change at every insurer. For the other five insurers we compare, no carve-out could be verified; confirm at quote time.
This is the one place in super visa underwriting where the wording is more generous than the general rule. It is also narrow, and the limits matter.
What does each wording say about insulin?
Manulife says a routine dose adjustment based only on blood levels is not a change, “if you are taking Coumadin (warfarin) or insulin” and the condition is otherwise unchanged. GMS excludes from its definition of alteration a dose adjustment of insulin, oral anti-diabetic medication or a GLP-1 drug made to keep blood glucose in range under physician direction. TuGo excludes routine dosage adjustments for insulin or oral diabetes medication within prescribed parameters, with blood sugar checked regularly and the condition unchanged.
| Insurer (underwriter) | Insulin adjustment carve-out | Oral diabetes drug adjustment | GLP-1 adjustment |
|---|---|---|---|
| Manulife CoverMe Plan B (Manufacturers Life) | Yes, based only on blood levels | Not named; a change | Not named; a change |
| 21st Century Enhanced (Manulife) | Not verified; confirm at quote time | Not verified | Not verified |
| GMS (Group Medical Services) | Yes, to keep glucose in range | Yes | Yes, for diabetes |
| TuGo (iA Financial Group) | Yes, within prescribed parameters | Yes | Not named; confirm |
| Secure Travel/RIMI (iA Financial Group; claims by MSH) | Not verified; confirm at quote time | Not verified | Not verified |
| Destination (Zurich, Canadian Branch) | Not verified; confirm at quote time | Not verified | Not verified |
| Allianz (CUMIS General Insurance) | Treatment plan must be unchanged in type and frequency | Same | Same |
| Travelance Premier (Old Republic) | Not verified; confirm at quote time | Not verified | Not verified |
Wordings seen October 2026 — the policy document at purchase governs. 21st Century is underwritten by Manulife but has its own wording, which we could not verify on this point.
What counts as a routine adjustment, and what does not?
A routine adjustment is a change in units within a plan the doctor already set, made because of blood sugar readings, with no new symptom, no complication and no other change. Anything that changes the kind of treatment, rather than the amount, is outside the carve-out.
| Event in the stability period | Inside the carve-out at Manulife, GMS, TuGo? |
|---|---|
| Units increased or decreased on readings, same insulin | Yes |
| Self-adjusted within a prescribed sliding scale | Yes, if the range is documented |
| Switched to an equivalent generic at the same dosage | Yes |
| Insulin started for the first time | No |
| Switched from one insulin type or regimen to another | No |
| Oral drug added or stopped alongside insulin | GMS yes for routine adjustment; otherwise no |
| Dose changed after a hospital visit for high or low sugar | No, the visit is a new event |
| Dose changed because of a new complication | No, the complication is a new condition |
The adjustment must stand alone. An insulin change that followed an emergency visit, a new kidney finding or a new symptom is not routine, because the stability test also fails on the event that caused it.
What should you document?
Get the doctor’s written statement of the prescribed insulin regimen, the range within which the parent may self-adjust, and confirmation that any dose change in the stability period was a routine adjustment on readings with no other change. Add the last HbA1c result and date, the glucose log if the parent keeps one, and the pharmacy record showing the insulin dispensed.
Keep the completed questionnaire; the THIA Bill of Rights entitles the buyer to a copy before the policy starts. At claim time the insurer reads the home-country file for the reason behind the change. The diabetes page covers the rest of the questionnaire.
What typically voids a claim?
The common pattern is an insulin start or regimen switch declared as a dose adjustment. The records show a new prescription, the carve-out does not apply, and the insurer argues misrepresentation. Manulife exclusion 7 denies benefits where the application was not truthful; GMS General Condition 8 denies related claims for non-disclosure.
Any misrepresentation can void the whole policy. TuGo adds a $15,000 deductible to any claim where a questionnaire answer at 60 or over was inaccurate.
Which insurer suits a parent whose insulin changed?
For a routine adjustment, Manulife, GMS and TuGo cover the diabetes without waiting, within their 180-day and age-based periods for everything else. GMS is closed to a parent on heart medication plus insulin at 55 and over, and to anyone 80 and over. For an insulin start, Secure Travel’s 90 days to 69 is the shortest wait, and TuGo’s 7-day rider to 79 covers the diabetes sooner for a premium.
Is a no-pre-existing plan safer?
No. A no-pre-existing plan excludes the diabetes and every complication the adjuster can link to it, including a cardiac or kidney admission. A plan whose wording exempts routine insulin adjustments covers the diabetes from day one.
The parent’s doctor and the insurer’s policy wording decide whether the condition is stable; this page describes insurer rules, not medical advice. SuperVisaDirect’s advisor can run the questionnaire with the parent on the line by callback, Monday to Friday, 8:00am to 6:00pm ET. The same carve-out logic applies to warfarin; see blood thinners. The full age matrix is on the stability periods by insurer page.
Questions people ask
My mother's insulin units were adjusted last month. Is her diabetes still stable?
At Manulife, GMS and TuGo, yes, if the adjustment was a routine one based on blood sugar readings and nothing else about the diabetes changed. Their wordings name insulin as an exception to the change-in-medication rule. At the other insurers, treat it as a change unless the insurer confirms otherwise in writing.
Does starting insulin count as a dose adjustment?
No. Starting insulin is a new medication at every insurer, and switching from oral medication to insulin is a change in treatment. The clock restarts on the start date. Secure Travel at 90 days to 69 is the shortest wait; TuGo's 7-day rider to 79 can cover the diabetes sooner for a premium.
What about a sliding scale my father adjusts himself?
Self-adjustment within a range the doctor prescribed is the situation the carve-outs were written for. The Manulife wording requires the adjustment to be based only on blood levels; the GMS and TuGo wordings require it to be within prescribed parameters with blood sugar checked regularly. Get the range in writing from the doctor.
Does the carve-out cover a switch between insulin brands?
A switch to an equivalent generic of the same dosage is not a change at Manulife, GMS or TuGo. A switch between insulin types, for example from a mixed insulin to a basal-bolus regimen, is a change in treatment everywhere. Keep the pharmacy record showing what was dispensed and when.
Does insulin raise the premium or block any insurer?
Most questionnaires ask whether diabetes is treated with insulin, and some price it higher. GMS makes heart medication combined with insulin an ineligibility at 55 and over. Travelance counts insulin-dependent diabetes toward its two-condition screen. Insulin alone does not block any of the 8 insurers we compare.
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