Does Metformin Hydrochloride Tablet Interact with Dichlorphenamide?
CDI records a major classification for Metformin Hydrochloride Tablet and Dichlorphenamide. The stored summary is: Carbonic anhydrase inhibitor that decreases serum bicarbonate and may increase risk for lactic acidosis when used with metformin. The mechanism involves induces non-anion gap, hyperchloremic metabolic acidosis. Patients taking both medications should consult their healthcare provider before starting, stopping, or changing the dosage of either drug. This record was extracted from drug labeling through openFDA. NIH/NLM RxNorm is used for drug identities. The summary and severity classification are CDI's processed information, not a verbatim source quotation. Product, route, and patient circumstances matter.
- Severity
- Major
- Dichlorphenamide Class
- Carbonic Anhydrase Inhibitor
- Management
- Close medical supervision required
- Data Source
- U.S. FDA via OpenFDA
Recorded Mechanism
Induces non-anion gap, hyperchloremic metabolic acidosis
What To Tell Your Doctor or Pharmacist
If you are taking Metformin Hydrochloride Tablet and your doctor is considering prescribing Dichlorphenamide (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