Drowsiness, dizziness, tiredness, dry mouth, nausea, headache, or trouble sleeping may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
Can Zyrtec cause dizziness?
You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you.
Is it OK to take Zyrtec D everyday?
Zyrtec-D can be taken at any time of the day. Those who experience drowsiness after taking Zyrtec-D may want to take it in the evening. Zyrtec-D also contains pseudoephedrine, which, on its own, is known to cause trouble sleeping.
How long do Zyrtec side effects last?
Effects persist for at least 24 hours following a single dose of Zyrtec. No tolerance has been found to Zyrtec’s antihistaminic effect. Once discontinued, the skin recovers its normal reactivity to histamine within three days.
How long does it take for Zyrtec D to get out of your system?
It takes approximately 5.5 x elimination half-life for a medicine to be cleared from your system. For Zyrtec this is 5.5 x 9 hours which is about 2 days.
Is it better to take Zyrtec at night or in the morning?
Cetirizine can be taken at any time of the day. In most people it is non-sedating, so they take it in the morning. However, a percentage of people do find it to be sedating so if it does make you drowsy it is best to take it in the evening. Cetirizine can be taken with or without food.
Why am I dizzy all day?
Common causes of dizziness include a migraine, medications, and alcohol. It can also be caused by a problem in the inner ear, where balance is regulated. Dizziness is often a result of vertigo as well. The most common cause of vertigo and vertigo-related dizziness is benign positional vertigo (BPV).
Is Zyrtec D good for sinus infection?
Along the same lines as OTC options, antihistamine medications, such as Sudafed, Claritin, Zyrtec or Benadryl, can also offer sinus infection symptom relief. While these medications specifically target allergy symptoms, sinus infection symptoms can be similar, making antihistamines worth a try.
Does Zyrtec D raise blood pressure?
For allergy sufferers with heart disease, medicines such as Allegra, Zyrtec or Claritin should be safe. However, medicines containing decongestants — including Allegra-D, Zyrtec-D and Claritin-D — could increase your blood pressure and heart rate or interfere with your heart medication.13 мая 2019 г.
What does zyrtec d treat?
This medication is used to relieve allergy symptoms such as watery eyes, runny/stuffy nose, itching eyes/nose, and sneezing. It contains 2 medications: cetirizine and pseudoephedrine.
Can Zyrtec cause anxiety?
Antihistamines are known to cause extreme drowsiness; however, in certain people, they can cause insomnia, excitability, anxiety, restlessness, and a rapid heart rate.
Will Zyrtec keep me awake at night?
It can keep you up at night if you take it too close to bedtime. The antihistamine (Cetirizine) in Zyrtec D (Cetirizine / Pseudoephedrine) causes less drowsiness than other medications like Benadryl.
Can Zyrtec affect mood?
According to a 2014 study, however, second-generation antihistamines — Zyrtec especially — can affect mood and cause daytime drowsiness more often than doctors initially believed.
Which is better Zyrtec D or Claritin D?
Claritin-D and Zyrtec-D are effective for allergy symptoms. With an added decongestant, both medications are effective for treating sinus pressure and nasal congestion. Some studies suggest that Zyrtec is more potent than Claritin. However, Zyrtec may have more sedative effects than Claritin.
What are the side effects of long term use of antihistamines?
These common side effects include sedation, impaired motor function, dizziness, dry mouth and throat, blurred vision, urinary retention and constipation. Antihistamines can worsen urinary retention and narrow angle glaucoma. The antihistamines rarely cause liver injury.
How do I get rid of Zyrtec without itching?
The itching tends to subside after a few days, and many people manage to eventually ween themselves off the drug by taking incrementally smaller doses or switching to a different allergy medication.