Antihistamine Injections (cont.)

Pharmacy Author:
Medical and Pharmacy Editor:

Antihistamine injections are also used to alleviate extra pyramidal symptoms of antipsychotic medications.

Histamine is a chemical that causes many signs and symptoms of allergy. Histamine is released from histamine-storing cells (mast cells) and attaches to other cells that have receptors for histamine on their surfaces. Histamine stimulates the cells to release chemicals that produce effects that we associate with allergy. Antihistamines blocks histamine receptors and thus prevent activation of cells with histamine receptors by histamine.

What are examples of antihistamine injections available in the US?

Examples of antihistamine injections are as follows:

What are the side effects of antihistamine injections?

The common side effects of antihistamine injections are:

Which drugs interact with antihistamine injections?

Antihistamine injections have additive effects if used with alcohol or other central nervous system depressant medications such as:

Medically Reviewed by a Doctor on 11/18/2014


Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

Pill Finder Tool

Need help identifying pills and medications?
Use the pill identifier tool on RxList.


Back to Medications Index