Zyrtec - How long after I take my first pill should I get some relief from allergies? Posted on 13-Jul-2023 - Last updated: 13-Jul-2023 Have to blow my nose every couple of minutes. Share this Article Featured questions What is the Difference between Xyzal and Zyrtec? What is the Levo? I have high blood pressure and take meds for it. Should I take Zyrtec? Can I take Zyrtec with Type 1 Diabetes, if so has there been rports of high blood sugars? Will Zyrtec help me with an Itchy Rash? Methocarbamol - Can I take this with Zyrtec? Can I use Zaditor along with Zyrtec? I took Zyrtec for 1 year but have now stopped. How long does it stay in the body? The ER said I have a sinus infection is zyrtec any good for that? How long after an expiration date can Zyrtec be taken? Hydroxyzine - I was given this to take as needed for insomnia. I am taking 10ml of zyrtec. in error I just took 3. will there be any side effects? Hot Flashes - Has anyone else tried Zyrtec or Claritin to decrease their number of flashes? Related Drugs Fidanacogene Elaparvovec Cerave Anti-Itch (Hydrocortisone topical) Centrum Adult (Multivitamins and minerals) Crovalimab Cyltezo Prefilled Syringe (Adalimumab) Zepbound Pen (Tirzepatide) Mylanta One (Calcium carbonate, magnesium hydroxide, and simethicone) Uretron Ds (Hyoscyamine, methenamine, methylene blue, phenyl salicylate, sodium biphosphate) Medihoney Wound And Burn Dressing (Topical emollients) Lidotrode Libervant (Diazepam (buccal)) Moderna Covid-19 (Covid-19 (6m-11y) vaccine, moderna (2024-2025)) Beqvez (Fidanacogene elaparvovec) Beqvez (Fidanacogene elaparvovec) Beqvez (Fidanacogene elaparvovec)