CONZIP vs DILAUDID-HP

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 8, 2026·How we rate

Possible drug interaction. CONZIP and DILAUDID-HP 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.

Attribute	CONZIP	DILAUDID-HP
Rating	70/100	66/100
Pharmacy pays	~$0.72 /30	$0.57 /mL
Type	RX	RX
Active ingredient	TRAMADOL HYDROCHLORIDE	HYDROMORPHONE HYDROCHLORIDE
Manufacturer	Cipher Pharms Inc	Fresenius Kabi USA
Dosage forms	Capsule, extended release	Injectable
Drug class	Opioid Agonist	Opioid Agonist
Boxed warning	Boxed warning	Boxed warning
Half-life	about 6 hours (mean terminal elimination half-life of tramadol in healthy adults)	about 2.3 hours (terminal elimination half-life after an intravenous dose); after an oral dose the label reports a mean T½ of about 2.6 hours for the 8 mg tablet and 2.8 hours for the oral liquid
Treats	Pain	Cough, Postoperative Pain

conzip dilaudid-hp

Rating

70/100

66/100

Pharmacy pays

~$0.72 /30

$0.57 /mL

Type

Active ingredient

TRAMADOL HYDROCHLORIDE

HYDROMORPHONE HYDROCHLORIDE

Manufacturer

Cipher Pharms Inc

Fresenius Kabi USA

Dosage forms

Capsule, extended release

Injectable

Drug class

Opioid Agonist

Boxed warning

Half-life

about 6 hours (mean terminal elimination half-life of tramadol in healthy adults)

about 2.3 hours (terminal elimination half-life after an intravenous dose); after an oral dose the label reports a mean T½ of about 2.6 hours for the 8 mg tablet and 2.8 hours for the oral liquid

Treats

Pain

Cough, Postoperative Pain

Frequently asked questions

Which is better-rated, Conzip or Dilaudid-Hp?

By our independent rating, Conzip scores higher — 3.5 vs 3.3 out of 5 for Dilaudid-Hp. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Conzip and Dilaudid-Hp?

Conzip contains Tramadol Hydrochloride, while Dilaudid-Hp contains Hydromorphone 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.