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PROCOMP vs THORAZINE

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 19, 2026·How we rate

Possible drug interaction. PROCOMP and THORAZINE 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.

Rating

70/100
70/100

Pharmacy pays

~$5.22 /30
~$12.04 /30

Type

RX
RX

Active ingredient

PROCHLORPERAZINE MALEATE
CHLORPROMAZINE HYDROCHLORIDE

Dosage forms

Tablet
Tablet, Capsule, extended release

Drug class

Phenothiazine
Phenothiazine

Boxed warning

None
None

Treats

Anxiety Disorders, Dementia, Nausea
Anxiety Disorders, Child Behavior Disorders, Hiccup

Frequently asked questions

Which is better-rated, Procomp or Thorazine?

Procomp and Thorazine are tied at 3.5 out of 5 by our independent rating.

Which is cheaper, Procomp or Thorazine?

Procomp costs pharmacies less to acquire — about $5.22 vs $12.04 for a 30-count supply, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.

What is the difference between Procomp and Thorazine?

Procomp contains Prochlorperazine Maleate, while Thorazine contains Chlorpromazine 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.