Picnic Cetirizine Antihistamine Tablets, 24-Hour Allergy Relief, 30 CT

In the event antihistamines make you drowsy, consider taking cetirizine at bedtime so you'll wake up symptom-free. Cetirizine starts working within 30 minutes and reaches its peak within 2 to 3 hours of being taken. But, if you want it to do its best work, it's smart to take cetirizine preventatively before you experience any allergy symptoms at all. When taken ahead of exposure to your allergens, it can work proactively and prevent the release of histamine in response to allergens in the first Inactive Ingredients: Corn Starch, FD&C Blue No.1 Aluminum Lake, Hypromellose, Lactose Monohydrate, Magnesium Stearate, Polydextrose, Polyethylene Glycol, Povidone, Titanium Dioxide, Triacetin

In the event antihistamines make you drowsy, consider taking cetirizine at bedtime so you'll wake up symptom-free. Cetirizine starts working within 30 minutes and reaches its peak within 2 to 3 hours of being taken. But, if you want it to do its best work, it's smart to take cetirizine preventatively before you experience any allergy symptoms at all. When taken ahead of exposure to your allergens, it can work proactively and prevent the release of histamine in response to allergens in the first place.

Cetirizine may cause dizziness, dry mouth, or irritability. Don't drive a car or operate machinery until you know for sure how your body will respond to cetirizine. This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine. This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088. What should I tell my healthcare provider before I take this medicine? Let them know if you have any of these conditions:
Kidney disease, liver disease, pregnant or trying to get pregnant or breast feeding. 
An unusual or allergic reaction to cetirizine, hydroxyzine, other medicines, foods, dyes, or preservatives
What may interact with this medicine? Alcohol, certain medicines for anxiety or sleep, narcotic medicine for pain, other medicines for colds or allergies
What side effects may I notice from receiving this medicine? Side effects that you should report to your doctor or health care professional as soon as possible:Allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
Changes in vision or hearing
Fast or irregular heartbeat
Trouble passing urine or change in the amount of urine
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
Dizziness
Dry mouth
Irritability
Sore throat
Stomach pain
Tiredness