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ALPHAGAN P vs OCUPRESS

Independent side-by-side comparison.

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

Possible drug interaction. ALPHAGAN P and OCUPRESS 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

72/100
70/100

Pharmacy pays

$10.38 /mL
$1.52 /mL

Type

RX
RX

Active ingredient

BRIMONIDINE TARTRATE
CARTEOLOL HYDROCHLORIDE

Manufacturer

Dosage forms

Drops
Drops

Drug class

Alpha-Adrenergic Agonist

Boxed warning

None
None

Treats

Open-Angle Glaucoma
Open-Angle Glaucoma, Hypertension

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Frequently asked questions

Which is better-rated, Alphagan P or Ocupress?

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

Which is cheaper, Alphagan P or Ocupress?

Ocupress costs pharmacies less to acquire — about $1.52 vs $10.38 per ml, 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 Alphagan P and Ocupress?

Alphagan P contains Brimonidine Tartrate, while Ocupress contains Carteolol 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.