When.com Web Search

  1. Ads

    related to: zyrtec 12 or 24 hours

Search results

  1. Results From The WOW.Com Content Network
  2. Cetirizine - Wikipedia

    en.wikipedia.org/wiki/Cetirizine

    The elimination half-life of cetirizine ranges from 6.5 to 10 hours in healthy adults, with a mean across studies of approximately 8.3 hours. [ 3 ] [ 2 ] The elimination half-life of cetirizine is increased in the elderly (to 12 hours), in hepatic impairment (to 14 hours), and in renal impairment (to 20 hours). [ 2 ]

  3. Levocetirizine - Wikipedia

    en.wikipedia.org/wiki/Levocetirizine

    Levocetirizine is an antihistamine. It acts as an inverse agonist that decreases activity at histamine H1 receptors. This in turn prevents the release of other allergy chemicals and increases the blood supply to the area, providing relief from the typical symptoms of hay fever.

  4. Anti-allergic agent - Wikipedia

    en.wikipedia.org/wiki/Anti-allergic_agent

    First-generation antihistamines usually last around 4–6 hours whilst second-generation antihistamines work for 1224 hours. [7] Third generation antihistamines are metabolites of the second-generation antihistamines but without cardiac toxicity. [8] Indications and route of administration

  5. Amazon Big Spring Sale: Last chance to save on brands like ...

    www.aol.com/lifestyle/amazon-big-spring-sale...

    12-Quart Stackable Plastic Storage Bins w/ Lids, ... Zyrtec 24-Hour Allergy Relief Tablets (60 count) $29 $33 Save $4. See at Amazon. Visine Allergy Antihistamine Eye Relief. $7 $12 Save $5.

  6. every 6 hours quaque sexta hora q.8.h., q8h every 8 hours quaque octava hora q.a.m., qAM, qam every morning: quaque ante meridiem q.d., qd every day / daily quaque die q.h.s., qhs every night at bedtime quaque hora somni q.d.s, qds, QDS 4 times a day quater die sumendum q.i.d, qid 4 times a day quater in die q.h., qh every hour, hourly quaque hora

  7. Pseudoephedrine - Wikipedia

    en.wikipedia.org/wiki/Pseudoephedrine

    4–12 hours [1] [12] Excretion: ... A majority of an oral dose of pseudoephedrine is excreted unchanged in urine within 24 hours of ... Zyrtec-D 12 Hour ...