Quzyttir vs. Benadryl Injection

Reviewed on 10/28/2019

Are Quzyttir and Benadryl Injection the Same Thing?

Quzyttir (cetirizine hydrochloride injection) and Benadryl Injection (diphenhydramine hydrochloride) are antihistamines used to treat acute hives (urticaria).

Benadryl Injection is also used to treat life-threatening allergic reactions (anaphylaxis) along with epinephrine and other treatments. Benadryl Injection is also used to relieve symptoms of household allergies, hay fever and the common cold when medication cannot be given by mouth. Benadryl Injection is also used to treat nausea, vomiting and dizziness caused by motion sickness when medication cannot be given by mouth.

The brand name of Benadryl Injection is discontinued, but generic versions may be available.

Side effects of Quzyttir and Benadryl Injection that are similar include headache, drowsiness, dry mouth, and dizziness.

Side effects of Quzyttir that are different from Benadryl Injection include changes in taste, numbness and tingling, lightheadedness, indigestion, feeling hot, increased sweating, fatigue, and sore throat.

Side effects of Benadryl Injection that are different from Quzyttir include irritability, stomach upset, vision changes (e.g., blurred vision), decreased coordination, and dry nose/throat.

Quzyttir may interact with theophylline.

Benadryl Injection may interact with antihistamines applied to the skin, antispasmodics, drugs for Parkinson's disease, MAO inhibitors, antidepressants, and drugs that cause drowsiness (such as antihistamines, anti-seizure drugs, medicines for sleep or anxiety, muscle relaxants, narcotics, or psychiatric medicines).

What Are Possible Side Effects of Quzyttir?

Common side effects of Quzyttir include:

  • changes in taste,
  • headache,
  • numbness and tingling,
  • lightheadedness,
  • indigestion,
  • feeling hot,
  • increased sweating,
  • drowsiness,
  • fatigue,
  • dry mouth,
  • sore throat, and
  • dizziness

What Are Possible Side Effects of Benadryl Injection?

Common side effects of Benadryl Injection include:

  • drowsiness,
  • dizziness,
  • headache,
  • irritability,
  • stomach upset,
  • vision changes (e.g., blurred vision),
  • decreased coordination, or
  • dry mouth/nose/throat.

Tell your doctor right away if you have any serious side effects of Benadryl Injection including mental/mood changes (such as restlessness, confusion), pounding or irregular heartbeat, ringing in the ears, seizures, or difficulty urinating.

What Is Quzyttir?

Quzytiir (cetirizine hydrochloride injection) is a histamine-1 (H1) receptor antagonist used to treat acute hives (urticaria) in adults and children 6 months of age and older.

What Is Benadryl Injection?

Benadryl Injection (diphenhydramine hydrochloride) is an antihistamine used to treat life-threatening allergic reactions (anaphylaxis) along with epinephrine and other treatments. Benadryl Injection is also used to relieve symptoms of household allergies, hay fever and the common cold when medication cannot be given by mouth. Benadryl Injection is also used to treat nausea, vomiting and dizziness caused by motion sickness when medication cannot be given by mouth. The brand name of Benadryl Injection is discontinued, but generic versions may be available.

SLIDESHOW

Could I Be Allergic? Discover Your Allergy Triggers See Slideshow

What Drugs Interact With Quzyttir?

Quzytiir may interact with other drugs. Tell your doctor all medications and supplements you use. Tell your doctor if you are pregnant or plan to become pregnant before using Quzytiir; it is unknown how it would affect a fetus. Quzytiir passes into breast milk. Consult your doctor before breastfeeding.

What Drugs Interact With Benadryl Injection?

Benadryl Injection may interact with:

  • antihistamines applied to the skin,
  • antispasmodics,
  • drugs for Parkinson's disease,
  • MAO inhibitors,
  • antidepressants, or
  • drugs that cause drowsiness such as
    • antihistamines,
    • anti-seizure drugs,
    • medicine for sleep or anxiety,
    • muscle relaxants,
    • narcotics, or
    • psychiatric medicines

Tell your doctor all medications and supplements you use.

How Should Quzyttir Be Taken?

The recommended dose of Quzytiir for adults and adolescents 12 years of age and older is 10 mg. The recommended dose of Quzytiir for children 6 to 11 years is 5 mg or 10 mg. The recommended dose of Quzytiir for children 6 months to 5 years is 2.5 mg.

How Should Benadryl Injection Be Taken?

The adult dose of Benadryl Injection is 10 to 50 mg intravenously at a rate generally not exceeding 25 mg/min, or deep intramuscularly, 100 mg if required; maximum daily dosage is 400 mg.

QUESTION

Allergies can best be described as: See Answer
Disclaimer

All drug information provided on RxList.com is sourced directly from drug monographs published by the U.S. Food and Drug Administration (FDA).

Any drug information published on RxList.com regarding general drug information, drug side effects, drug usage, dosage, and more are sourced from the original drug documentation found in its FDA drug monograph.

Drug information found in the drug comparisons published on RxList.com is primarily sourced from the FDA drug information. The drug comparison information found in this article does not contain any data from clinical trials with human participants or animals performed by any of the drug manufacturers comparing the drugs.

The drug comparisons information provided does not cover every potential use, warning, drug interaction, side effect, or adverse or allergic reaction. RxList.com assumes no responsibility for any healthcare administered to a person based on the information found on this site.

As drug information can and will change at any time, RxList.com makes every effort to update its drug information. Due to the time-sensitive nature of drug information, RxList.com makes no guarantees that the information provided is the most current.

Any missing drug warnings or information does not in any way guarantee the safety, effectiveness, or the lack of adverse effects of any drug. The drug information provided is intended for reference only and should not be used as a substitute for medical advice.

If you have specific questions regarding a drug’s safety, side effects, usage, warnings, etc., you should contact your doctor or pharmacist, or refer to the individual drug monograph details found on the FDA.gov or RxList.com websites for more information.

You may also report negative side effects of prescription drugs to the FDA by visiting the FDA MedWatch website or calling 1-800-FDA-1088.

References
TerSera Therapeutics LLC. Quzyttir Drug Information.

https://www.quzyttir.com/

FDA. Benadryl Injection Product Information.

https://www.accessdata.fda.gov/drugsatfda_docs/label/2013/091526lbl.pdf

Health Solutions From Our Sponsors