Search Results 31-40 of 15208 for Histamine

  1. Egg allergy - Symptoms & causes - Mayo Clinic

    When you or your child comes in contact with egg proteins, immune system cells (antibodies) recognize them and signal the immune system to release histamine and ...

  2. Chronic hives - Diagnosis and treatment - Mayo Clinic

    These drugs ease itching, swelling and other allergy symptoms. Daily use of these drugs helps block the symptom-producing release of histamine. Examples include ...

  3. Sleep aids: Could antihistamines help me sleep? - Mayo Clinic

    Is it OK to use over-the-counter antihistamines to treat insomnia? I'd like to avoid prescription sleep aids. · Daytime drowsiness. · Dizziness. · Dry mouth.

  4. Acrivastine And Pseudoephedrine (Oral Route) Description and Brand Names - Mayo Clinic

    Histamine can cause itching, sneezing, runny nose, and watery eyes. Pseudoephedrine is a decongestant, which decreases nasal congestion by narrowing the blood ...

  5. Codeine, Phenylephrine, And Promethazine (Oral Route) Description and Brand Names - Mayo Clinic

    Histamine can cause itching, sneezing, runny nose, and watery eyes. It can sometimes close up the bronchial tubes (air passages of the lungs) and make breathing ...

  6. Promethazine (Injection Route, Intravenous Route) Description and Brand Names - Mayo Clinic

    Histamine can cause itching, sneezing, runny nose, and watery eyes. It can sometimes close up the bronchial tubes (air passages of the lungs) and make breathing ...

  7. Symptoms Could Be Caused by Allergy Related to Snowy Weather - Mayo Clinic News Network

    However, when an allergic response develops, histamine can be released from the packets. That release can cause a wide variety of symptoms, such as itching, ...

  8. Hay fever - Diagnosis and treatment - Mayo Clinic

    A symptom-causing chemical, called histamine, is released by the immune system during an allergic reaction. Antihistamines work by blocking histamine. These ...

  9. Antihistamine (Oral Route, Parenteral Route, Rectal Route) Proper Use - Mayo Clinic

    For patients taking dimenhydrinate or diphenhydramine for motion sickness: Take this medicine at least 30 minutes or, even better, 1 to 2 hours before you ...

  10. Cetirizine (Intravenous Route) Description and Brand Names - Mayo Clinic

    Histamine can cause itching, sneezing, runny nose, and watery eyes. It can close up the bronchial tubes (air passages of the lungs) and make breathing difficult ...