Complete Guide To Antihistamines - Walrus Health
2017年10月28日 · All the antihistamine medications that are indicated for allergies are H1 antagonists or simply "antihistamines". When released, histamine causes some of the following effects: Vasodilation (dilating the blood vessels) - This is what causes a majority of the nasal symptoms you experience, most commonly that congested nose.
What Is The Best Antihistamine For Hives? - Walrus Health
2018年7月31日 · Lastly, if an antihistamine doesn't completely control your symptoms, you should speak to your doctor about the addition of other medications. Multiple studies have shown experiencing better relief of hives when an antihistamine is used in combination with the following: H2 blockers; Leukotriene receptor antagonists
What Is The Best Anthistamine For Itching? - Walrus Health
2017年10月5日 · Most antihistamine medications can be purchased over the counter (OTC), although one that we are going to recommend is by prescription only. To start, let's look at the OTC histamines we recommend. Diphenhydramine , which is the active ingredient in Benadryl, is sold over the counter and helps to provide fast-acting itch relief.
Which Antihistamine Has The Least Side Effects - Walrus Health
2018年4月8日 · There is one third-generation over the counter antihistamine available, known as Xyzal (levocetirizine), although that can cause drowsiness as well. Aside from drowsiness, over the counter antihistamines can have the following …
Is Zantac An Antihistamine? - Walrus Health
2018年3月28日 · Zantac (ranitidine) is technically classified an antihistamine, but works on different receptors than the more well known antihistamines such as Claritin, Zyrtec and Benadryl. How Does Zantac Work? Zantac specifically blocks histamine at the H2 receptors while the antihistamines used for allergies block histamine at the H1 receptor.
Is Claritin Safe If You Have Glaucoma? - Walrus Health
2018年10月31日 · Claritin is considered a safe antihistamine to take if you have been diagnosed with glaucoma. There are certain antihistamines that should be avoided, however. Claritin is a second-generation antihistamine and is preferred over older, first-generation antihistamines, like Benadryl (diphenhydramine) or Chlor-Trimeton (chlorpheniramine).
What Is The Best Non-Drowsy Antihistamine? - Walrus Health
2018年5月4日 · There isn't necessarily a "best" non-drowsy antihistamine, as individuals often have varying effects to different antihistamines. Nevertheless, when it comes to the treatment of seasonal allergies, your best bet is most likely a choice between the second and third-generation antihistamines, most of which are "non-drowsy".
Can You Use Antihistamines With Expectorants? - Walrus Health
2018年1月15日 · In our latest question and answer, the pharmacist discusses the combined use of antihistamines and expectorants.
Can You Stop Claritin Cold Turkey? - Walrus Health
2018年4月17日 · When an antihistamine is abruptly stopped and cleared from the system quickly, this allows a large percentage of histamine receptors to now be occupied (which were previously blocked), which results in symptoms commonly associated with histamine release from allergens (such as hives and itching).
Drug Interaction Between Benadryl With Metoprolol - Walrus Health
2018年7月4日 · Benadryl is a first-generation antihistamine. Antihistamines are widely used for self-care of allergy symptoms including runny nose, watery eyes, sneezing, and itching of the nose, throat, or eyes. Benadryl may also be used for symptoms of the common cold, allergic reactions, occasional insomnia, and more.