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Phenelzine Sulfate

Also known as: Nardil

Route: Oral

Check Phenelzine Sulfate Interactions →

8 interactions on record⛔ Black Box Warning

Phenelzine Sulfate has 8 known drug interactions based on U.S. FDA drug labeling data. Of these, 8 are contraindicated combinations that should be avoided entirely. Notable interactions include combinations with Citalopram, Dexfenfluramine, Fluoxetine. Patients taking Phenelzine Sulfate should inform their healthcare provider of all current medications — including over-the-counter drugs and supplements — to avoid potentially harmful combinations. Data sourced from OpenFDA and the NIH National Library of Medicine.

Total: 8
Contraindicated: 8

Contraindicated (8)

Phenelzine Sulfate + Citalopram— Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.
Phenelzine Sulfate + Dexfenfluramine— Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.
Phenelzine Sulfate + Fluoxetine— Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.
Phenelzine Sulfate + Fluvoxamine— Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.
Phenelzine Sulfate + Guanethidine— Can produce moderate to severe hypertension due to release of catecholamines. At least two weeks should elapse between M…
Phenelzine Sulfate + Paroxetine— Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.
Phenelzine Sulfate + Sertraline— Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.
Phenelzine Sulfate + Venlafaxine— Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.

Phenelzine Sulfate + Citalopram⛔Contraindicated

Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.

Phenelzine Sulfate + Dexfenfluramine⛔Contraindicated

Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.

Phenelzine Sulfate + Fluoxetine⛔Contraindicated

Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.

Phenelzine Sulfate + Fluvoxamine⛔Contraindicated

Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.

Phenelzine Sulfate + Guanethidine⛔Contraindicated

Can produce moderate to severe hypertension due to release of catecholamines. At least two weeks should elapse between MAO inhibitor withdrawal and guanethidine initiation.

Phenelzine Sulfate + Paroxetine⛔Contraindicated

Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.

Phenelzine Sulfate + Sertraline⛔Contraindicated

Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.

Phenelzine Sulfate + Venlafaxine⛔Contraindicated

Serious, sometimes fatal reactions reported when used concomitantly with MAO inhibitors.

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.