Side Effects Neurological
Common
Neurological

Dizziness

Lightheadedness, unsteadiness, or a feeling that the room is spinning, especially when standing up quickly

Prevalence

5-10% of patients

Severity

Common

Category

Neurological

Why It Happens

Reduced food and fluid intake can lower blood pressure and blood sugar, both of which cause dizziness. Dehydration from GI side effects (vomiting, diarrhea) compounds the problem. Orthostatic hypotension (blood pressure drop when standing) is more common with lower caloric intake.

Timeline

Can occur at any point during treatment but is more common early on or during periods of reduced intake. Usually improves with adequate hydration and nutrition.

Management Tips

1

Stand up slowly from sitting or lying positions

2

Stay well hydrated throughout the day

3

Eat regular meals even if appetite is reduced

4

Avoid alcohol, which worsens dehydration and dizziness

5

Monitor blood sugar if you are diabetic

6

Avoid driving or operating machinery if experiencing dizziness

7

Add electrolytes to water if experiencing significant fluid loss

When to See Your Doctor

If dizziness is severe, causes fainting, is accompanied by chest pain or rapid heartbeat, occurs frequently, or is associated with vision changes or slurred speech

Recommended

SeraVia GLP-1 Support

Electrolyte blend and B-vitamins help maintain hydration and energy levels to reduce dizziness

Learn More →

Dizziness FAQs

Why do I feel dizzy on Ozempic?

Dizziness is usually caused by dehydration, low blood sugar, or reduced blood pressure from eating and drinking less. GI side effects like vomiting and diarrhea can worsen dehydration. Ensure adequate fluid and food intake.

Can GLP-1 medication cause low blood pressure?

GLP-1 medications can modestly reduce blood pressure, which is generally beneficial. However, combined with reduced food and fluid intake, this can sometimes cause orthostatic hypotension (dizziness when standing). This is more common if you also take blood pressure medications.

When should I worry about dizziness on GLP-1 medication?

Occasional mild lightheadedness is usually manageable. Seek medical attention if you faint, experience severe or persistent dizziness, have an unusually rapid or slow heartbeat, or if dizziness is accompanied by other concerning symptoms.

Talk to a provider about managing dizziness

If dizziness is affecting your quality of life, a qualified provider can adjust your dose or recommend management strategies.

Find a Provider →

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