Norepinephrine and Clomipramine Interaction

Drug interaction information between Norepinephrine and Clomipramine.

Norepinephrine and Clomipramine have a documented minor interaction in FDA labeling.

FDA drug labeling documents a minor-severity interaction between Norepinephrine and Clomipramine. 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

Norepinephrine

Vasopressor (Alpha-1 Agonist)

Drug B

Clomipramine

Tricyclic Antidepressant (TCA)

How They Interact

Clomipramine interferes with how the body handles norepinephrine, leading to a severe and long-lasting increase in blood pressure.

FDA Label Information

7.2 Tricyclic Antidepressants Co-administration of norepinephrine bitartrate with tricyclic antidepressants (including amitriptyline, nortriptyline, protriptyline, clomipramine, desipramine, imipramine) can cause severe, prolonged hypertension.

Frequently Asked Questions

What SPL severity band is on file for Norepinephrine + Clomipramine?

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?

Norepinephrine has 50 labeled pairs on file vs Clomipramine's 15. In the minor band specifically: Norepinephrine has 42 (also Amitriptyline, Linezolid, Nortriptyline, Desipramine); Clomipramine has 15 (also Sertraline, Fluoxetine, Methylphenidate, Paroxetine).

What mechanism field is on file for Norepinephrine and Clomipramine?

Clomipramine interferes with how the body handles norepinephrine, leading to a severe and long-lasting increase in blood pressure.

Norepinephrine carries more major-labeled pairs than Clomipramine

SPL source-record counts only. This page's band is minor · classes on file: Norepinephrine (Vasopressor (Alpha-1 Agonist)); Clomipramine (Tricyclic Antidepressant (TCA)).

Norepinephrine has 1 major-labeled pair vs Clomipramine's 0. This page itself is in the minor band, not the major band.

Norepinephrine

1 major · 7 moderate · 42 minor · 50 total

Clomipramine

0 major · 0 moderate · 15 minor · 15 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.