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  1. Pathway

    Trazodone H1-Antihistamine Blood Vessel Constriction Action Pathway

    smpdb.ca/view/SMP0175051
    Drug action

    Trazodone is a drug that sometimes acts as a H1-antihistamine. … Trazodone inhibits the H1 histamine receptor on blood vessel endothelial cells.

    Drugs: Arginine · Citrulline · Sapropterin · Nitric Oxide · Trazodone · Calcium +4 more
  2. Pathway

    Trazodone H1 Antihistamine Neurological Sleep Action Pathway

    smpdb.ca/view/SMP0145430
    Drug action

    Trazodone inhibits the H1 histamine receptor, preventing the depolarization of the post-synaptic neuron. … Trazodone is an ethanolamine class H1 antihistamine used to treat insomnia and allergy symptoms such as hay fever and hives.

    Drugs: Pyridoxal phosphate · Histidine · Trazodone · Calcium
  3. Pathway

    Trazodone H1-Antihistamine Immune Response Action Pathway

    smpdb.ca/view/SMP0175143
    Drug action

    Trazodone is a drug that sometimes acts as a H1-antihistamine.

    Drugs: Trazodone · Calcium
  4. Pathway

    Trazodone H1 Antihistamine Smooth Muscle Relaxation Action Pathway

    smpdb.ca/view/SMP0174959
    Drug action

    Trazodone is a drug that sometimes acts as a H1-antihistamine. … Trazodone also inhibits the H1 histamine receptor on bronchiole smooth muscle myocytes.

    Drugs: Trazodone · Calcium · Magnesium cation