Insulin Human and Clonidine Interaction

Drug interaction information between Insulin Human and Clonidine.

Insulin Human and Clonidine have a documented minor interaction in FDA labeling.

FDA drug labeling documents a minor-severity interaction between Insulin Human and Clonidine. This page displays the available source-record category and label text. The category is not an individual risk estimate or medication-combination direction.

Drug A

Insulin Human

Intermediate-Acting Insulin Combination

Drug B

Clonidine

Central Alpha-2 Agonist

How They Interact

Clonidine can change how well insulin works and hide the normal warning signs of low blood sugar, such as a fast heartbeat.

FDA Label Information

Drugs that May Increase or Decrease the Blood Glucose Lowering Effect of HUMULIN 70/30 Drugs: Alcohol, beta-blockers, clonidine, and lithium salts. Drugs that May Blunt Signs and Symptoms of Hypoglycemia Drugs: Beta-blockers, clonidine, guanethidine, and reserpine Intervention: Increased frequency of glucose monitoring may be required when HUMULIN 70/30 is co-administered with these drugs. ( 7 ) Antiadrenergic Drugs (e.g., beta-blockers, clonidine, guanethidine, and reserpine): Signs and symptoms of hypoglycemia may be reduced or absent.

Insulin Human Also Interacts With

View all Insulin Human interactions →

Clonidine Also Interacts With

View all Clonidine interactions →

Frequently Asked Questions

What SPL severity band is on file for Insulin Human/Insulin Isophane + Clonidine?

Compiled FDA labeling labels this pair minor. That is a source-record field, not an individual medication-combination decision.

Which drug in this pair has the larger labeled-interaction portfolio?

Clonidine has 29 labeled pairs on file vs Insulin Human's 11. In the minor band specifically: Insulin Human has 8 (also Albuterol, Olanzapine, Lithium, Clozapine); Clonidine has 25 (also Amitriptyline, Diltiazem, Verapamil, Haloperidol).

What mechanism field is on file for Insulin Human/Insulin Isophane and Clonidine?

Clonidine can change how well insulin works and hide the normal warning signs of low blood sugar, such as a fast heartbeat.

Clonidine's labeled portfolio outnumbers Insulin Human

SPL source-record counts only. This page's band is minor · classes on file: Insulin Human (Intermediate-Acting Insulin Combination); Clonidine (Central Alpha-2 Agonist).

Insulin Human

0 major · 3 moderate · 8 minor · 11 total

Clonidine

0 major · 4 moderate · 25 minor · 29 total

Sources: FDA Drug Labels (SPL) via openFDA (2026). This is for informational purposes only and is not medical advice. This registry does not provide individual medication-combination directions.