Drug interactions
Insulin aspart + Levofloxacin
Severity: Moderate
Insulin aspart and Levofloxacin: moderate interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Fluoroquinolones can disturb glucose control, causing hypoglycemia or hyperglycemia in people with diabetes treated with insulin. Episodes can be severe, especially in older patients or those with kidney impairment.
What this interaction means in plain words
Insulin aspart and Levofloxacin can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Insulin aspart belongs to Endocrine; Levofloxacin belongs to Anti Bacterial.
Why it happens
Fluoroquinolones alter pancreatic beta-cell insulin secretion, producing unpredictable glycemic effects on top of exogenous insulin.
What to do
Monitor blood glucose more frequently during the antibiotic course and adjust the insulin dose as needed. Educate the patient on recognizing hypoglycemia.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Levofloxacin
- Dronedarone + Levofloxacin Contraindicated
- Ibutilide + Levofloxacin Contraindicated
- Levofloxacin + Thioridazine Contraindicated
- Levofloxacin + Vandetanib Contraindicated
- Levofloxacin + Ziprasidone Contraindicated
- Adagrasib + Levofloxacin Major
Other interactions of Insulin aspart
Frequently asked questions
Can I take Insulin aspart with Levofloxacin?
MediHelp rates the interaction as moderate. Insulin aspart and Levofloxacin can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Fluoroquinolones can disturb glucose control, causing hypoglycemia or hyperglycemia in people with diabetes treated with insulin. Episodes can be severe, especially in older patients or those with kidney impairment.
How serious is the interaction between Insulin aspart and Levofloxacin?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood glucose more frequently during the antibiotic course and adjust the insulin dose as needed. Educate the patient on recognizing hypoglycemia.
What other medicines interact with Levofloxacin?
MediHelp also lists interactions of Levofloxacin with, for example, Dronedarone, Ibutilide, Thioridazine. The full list is on the Levofloxacin page.
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