Essay on Cetirizine

The drugs work by selectively blocking the histamine receptors the histamine receptors causes the body to react differently to allergens. However, it is essential to recognize that Cetirizine is not a solution or treatment for allergic reactions. For instance, Cetirizine cannot replace epinephrine (Portnoy, Dinakar, 2004). Dosage and consumption One may acquire the drug over the counter for self-treatment or through a prescription. In the instance one requires to go under medication n the drug substance, it is essential to read all directions as provided on the leaflet enclosed. In the instance, an allergic reaction fails to respond to medication; the patients should consult medical expert usually between three to six days. Pharmacology The Cetirizine drug is highly selective for the histamine H1 receptors.

The Cetirizine compound bears up to 600 folds selectivity for the H1 receptors in most sites mostly occurring at the muscarinic, acetycholine, serotonin, adregenic, and dopamine receptors. The K1 value for the H1 receptors stand at six nM in the Cetirizine compound. The drug compound displays minimal inhibition of the hERG channels. Patients should disclose any allergic reactions to the drug itself, hydroxyzine, levocetirizine or any other allergies to influence the decision on most appropriate drugs. This is because the drug contains active ingredient that is likely to trigger an allergic reaction and in are occurrences varying complications. It is also worthy to describe previous and current medical status highlighting important features in medical history. The patient should disclose any ailments such as kidney, liver diseases, or complications during urinating.

Cetirizine is quite mild and bears little side effects on the user. Lactating mothers must notify the doctor as the compound progresses to breast milk and likely to affect the suckling infants Interactions Occasionally, one has to consume more than one drug to resolve prevailing conditions. Therefore, it is highly recommendable that one keeps track of all medications and share details with the doctor or pharmacist. It is not advisable to begin or cease using drugs without seeking professional guidance from experts. It is important to disclose to the physician any other medicines on use likely to cause drowsiness such as a cough and pain relievers, opioids, addictive drugs like marijuana and alcohol, antidepressants, sleep and anxiety pills like carisoprodol, alprazolam, cyclobenzaprine, zoplidem, or lorazepam.