What is Acetadote: Uses, Warnings & Interactions

Updated May 6, 2025  •  Published Dec 30, 2020

Acetadote overview

BRAND NAMES:

  • Acetadote, Acetylcysteine Novaplus, PremierPro Rx Acetylcysteine

Generic Names:

  • Acetylcysteine

Uses:

  • Helps prevent liver damage caused by an overdose of acetaminophen.

Therapeutic Classes:

  • Acetaminophen Antidote

Forms:

  • Injectable

How it’s taken:

  • By injection

What is Acetadote used for?

What form(s) does Acetadote come in

  • Injectable

What are common Acetadote doses?

  • Vial 30ML of 200MG/ML

How to take Acetadote

  • Injection routeA nurse or other health provider will give you this medicine.

  • Injection routeYour doctor will prescribe your dose and schedule. This medicine is given through a needle placed in a vein.

  • This medicine works best when given as soon as possible after the overdose.

  • This medicine works best when given as soon as possible after the overdose.

  • Injection routeA nurse or other health provider will give you this medicine.

  • Injection routeYour doctor will prescribe your dose and schedule. This medicine is given through a needle placed in a vein.

What to do if you miss a dose of Acetadote

Acetadote contraindications

  • This medicine is not right for everyone. You should not receive it if you had an allergic reaction to acetylcysteine.

Acetadote warnings

  • Tell your doctor if you are pregnant or breastfeeding, or if you have asthma or other breathing problems.

  • Lightheadedness, dizziness

  • Rash

  • Warmth or redness in your face, neck, or upper chest

Acetadote interactions

  • Tell your doctor if you are pregnant or breastfeeding, or if you have asthma or other breathing problems.

Acetadote side effects

Serious Side Effects

  • Chest pain, trouble breathing

  • Lightheadedness, dizziness, fainting

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing

  • Warmth or redness in your face, neck, or upper chest

Less Serious Side Effects

  • Mild nausea or vomiting

  • Pain, itching, burning, swelling, or a lump under your skin where the needle is placed

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