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Does Metoprolol Succinate Er Interact with Clonidine?

Metoprolol Succinate Er and Clonidine have a major drug interaction according to U.S. FDA drug labeling data. Concomitant use increases bradycardia risk. Withdraw beta-blocker several days before clonidine withdrawal to avoid rebound hypertension exacerbation. The mechanism involves additive atrioventricular conduction slowing; beta-blockers exacerbate clonidine withdrawal rebound hypertension. Patients taking both medications should consult their healthcare provider before starting, stopping, or changing the dosage of either drug. This information is based on official FDA drug labeling sourced from OpenFDA and the NIH National Library of Medicine.

Severity
Major
Clonidine Class
Central alpha-2 Adrenergic Agonist
Management
Close medical supervision required
Data Source
U.S. FDA via OpenFDA

How This Interaction Works

The interaction between Metoprolol Succinate Er and Clonidine occurs because additive atrioventricular conduction slowing; beta-blockers exacerbate clonidine withdrawal rebound hypertension. Clinically, this means concomitant use increases bradycardia risk. withdraw beta-blocker several days before clonidine withdrawal to avoid rebound hypertension exacerbation. This is classified as a major interaction, meaning it could cause serious harm if not properly managed. Your healthcare provider may need to adjust dosages, substitute one medication, or increase monitoring frequency.

What To Tell Your Doctor or Pharmacist

If you are taking Metoprolol Succinate Er and your doctor is considering prescribing Clonidine (or vice versa), make sure to:

  • Inform your doctor and pharmacist of all current medications, including over-the-counter drugs and supplements
  • Ask whether the benefits of combining these medications outweigh the risks for your specific situation
  • Ask what symptoms to watch for that would indicate the interaction is causing problems
  • Ask how frequently you should be monitored while these are co-prescribed
  • Ask whether any dosage adjustments are needed
  • Never stop or change either medication without first consulting your healthcare provider
💊 Metoprolol Succinate Er(Metoprolol Succinate Er)+💊 Clonidine(Clonidine)

Severity & Interaction Details

⚠️
major
Use with caution — major interaction
Serious risk of clinically significant harm. Generally avoid; if used, monitor closely.
Severity scale
MinorContra
On record
Yes
Drug A class
—
Drug B class
Central alpha-2 Adrenergic Agonist
Source
NLP:metoprolol succinate er

What this means in plain English

Concomitant use increases bradycardia risk. Withdraw beta-blocker several days before clonidine withdrawal to avoid rebound hypertension exacerbation.

What the FDA label says

"Additive atrioventricular conduction slowing; beta-blockers exacerbate clonidine withdrawal rebound hypertension"

📖 Source: NLP:metoprolol succinate er

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Data sourced from U.S. FDA drug labeling via openFDA and the NIH National Library of Medicine. For informational purposes only. Always consult your pharmacist or physician.