Drug interactions
Clonidine + Glipizide-metformin
Severity: Minor
Clonidine and Glipizide-metformin: minor 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
Clonidine can blunt the adrenergic warning symptoms of hypoglycemia such as tremor and palpitations, while sweating is usually preserved. Patients taking the sulfonylurea component may therefore fail to recognise falling glucose early.
What this interaction means in plain words
Clonidine and Glipizide-metformin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Clonidine belongs to Cardiovascular; Glipizide-metformin belongs to Endocrine.
Why it happens
Central alpha-2 agonism reduces sympathetic catecholamine output, masking adrenergic hypoglycemia symptoms.
What to do
Advise patients to rely on glucose self-monitoring rather than symptoms, and to watch for sweating and hunger as warning signs.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Glipizide-metformin
Other interactions of Clonidine
- Acebutolol + Clonidine Major
- Amifostine + Clonidine Major
- Amiodarone + Clonidine Major
- Amoxapine + Clonidine Major
- Atenolol-chlorthalidone + Clonidine Major
- Atenolol + Clonidine Major
Frequently asked questions
Can I take Clonidine with Glipizide-metformin?
MediHelp rates the interaction as minor. Clonidine and Glipizide-metformin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Clonidine can blunt the adrenergic warning symptoms of hypoglycemia such as tremor and palpitations, while sweating is usually preserved. Patients taking the sulfonylurea component may therefore fail to recognise falling glucose early.
How serious is the interaction between Clonidine and Glipizide-metformin?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Advise patients to rely on glucose self-monitoring rather than symptoms, and to watch for sweating and hunger as warning signs.
What other medicines interact with Glipizide-metformin?
MediHelp also lists interactions of Glipizide-metformin with, for example, Contrast media, Diatrizoate meglumine / diatrizoate, Diatrizoate. The full list is on the Glipizide-metformin page.
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