If you’re still not sure whether your hay fever medication can be taken with paracetamol or ibuprofen pain killers, speak to your doctor or Chemist 4 U pharmacist. Take your forgotten dose as soon as you remember, unless it's nearly time for your next dose. In this case, skip the missed dose and take your next dose at the usual time. Your hay fever should not have to mean you pull out of plans or limit yourself every year, with the right hay fever and allergy relief for you, one simple tablet a day could be exactly what you need. You may also want to consider a hay fever nasal spray. Cetirizine comes as tablets and capsules (10mg) and as a liquid medicine (labelled either 5mg/5ml or 1mg/1ml).

feeling sleepy and tired – try a different non-drowsy antihistamine. If this does not help, talk to your doctor. The steady - state peak plasma concentration is approximately 300 ng/ml and is achieved within 1.0 ± 0.5 h. The distribution of pharmacokinetic parameters such as peak plasma concentration (Cmax) and area under curve (AUC), is unimodal in human volunteers. Hay fever can be controlled by products used to relieve allergy symptoms, which you can buy from a pharmacy. For more severe symptoms, you may need prescription medication from your GP.

6. How to cope with side effects of cetirizine

Cetirizine liquid may be easier for children to take than tablets. The liquid medicine will come with a plastic syringe or spoon to give the right dose. If you do not have a syringe or spoon, ask your pharmacist for one. Do not use a kitchen teaspoon as it will not measure out the right amount. When to take it Well, you’ll be happy to learn that paracetamol and ibuprofen don’t react with most antihistamine medications.

Antihistamines are the medicines most commonly used to relieve allergy symptoms such as hay fever. There are many types of antihistamines, but they can be divided into two groups: You could also try a decongestant nasal spray. These tend to be cheaper than steroid sprays, but they're only designed for temporary use. Instead of reducing inflammation, they work best to relieve congestion. Well, now we know that antihistamines can be taken together to treat hay fever, but before we go we’re going to take a moment to remind you to be safe.Renal impairment: The pharmacokinetics of the drug was similar in patients with mild impairment (creatinine clearance higher than 40 ml/min) and healthy volunteers. Patients with moderate renal impairment had a 3-fold increase in half-life and 70 % decrease in clearance compared to healthy volunteers. Antihistamines are medicines often used to relieve symptoms of allergies, such as hay fever, hives, conjunctivitis and reactions to insect bites or stings. Hay fever is extremely common with an estimated one in five people in England suffering from the irritating symptoms during the spring and summer months. The best hay fever tablets at glance If you drink alcohol while you are on cetirizine, be aware of its effects on you and do not drink more than moderate amounts. Alcohol can increase the risk of side-effects from antihistamines. If you’ve ever found yourself in this situation, you may start to wonder if one kind of hay fever medication is enough, and whether it would be safe to take more than one at the same time.

Insomnia is a common side effect of hay fever, so if you need a little extra help getting to sleep during pollen season, your doctor might ask you to take a drowsy antihistamine before you go to bed. Clinical studies have shown that cetirizine at the recommended dosage has minor undesirable effects on the CNS, including somnolence, fatigue, dizziness and headache. In some cases, paradoxical CNS stimulation has been reported.Children aged 2 and over can take cetirizine liquid bought from pharmacies or prescribed by their doctor. This is when you would need to speak to your doctor about your treatment options and what the best thing is for you. Antihistamines that are less likely to cause drowsiness, although this can occasionally happen to some people (including cetirizine, acrivastine and loratadine)

Cetirizine belongs to a group of medicines called antihistamines - it is an anti-allergy medicine. It stops the effects of a naturally occurring substance called histamine and this helps to relieve the symptoms of allergies such as hay fever and urticaria.

How allacan works

Studies in healthy volunteers show that cetirizine, at doses of 5 and 10 mg strongly inhibits the wheal and flare reactions induced by very high concentrations of histamine into the skin, but the correlation with efficacy is not established. Always take cetirizine tablets or capsules with a drink of water, milk or juice. Swallow them whole. Do not chew them.