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PROCOMP vs VONTROL

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated September 30, 2026·How we rate

Possible drug interaction. PROCOMP and VONTROL are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

procompvontrol

Rating

70/100
72/100

Pharmacy pays

~$5.06 /30
—

Type

RX
RX

Active ingredient

PROCHLORPERAZINE MALEATE
DIPHENIDOL HYDROCHLORIDE

Manufacturer

Jubilant Cadista
Glaxosmithkline

Dosage forms

Tablet
Tablet

Drug class

Phenothiazine
—

Boxed warning

None
None

Treats

Anxiety Disorders, Dementia, Nausea
Nausea, Vertigo, Vomiting

Frequently asked questions

Which is better-rated, Procomp or Vontrol?

By our independent rating, Vontrol scores higher — 3.6 vs 3.5 out of 5 for Procomp. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Procomp and Vontrol?

Procomp contains Prochlorperazine Maleate, while Vontrol contains Diphenidol Hydrochloride — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.