Bistadin

Bilastine is an antiallergic medication. It treats allergy symptoms such as such as itching, swelling, and rashes by blocking the effects of a chemical messenger (histamine) in the body.

In Depth Information for Bistadin Products

Your doctor has prescribed Bistadin to help relieve allergy symptoms such as itching, swelling, and rashes.
As compared to other similar medications, it is much less likely to make you feel sleepy.
Be cautious while driving or doing anything that requires concentration as it can cause dizziness and sleepiness.
Do not drink alcohol while taking this medication as it may cause increased sleepiness.
Stop taking Bistadin at least three days before taking an allergy test as it can affect the test results.
Your doctor has prescribed Bistadin to help relieve allergy symptoms such as itching, swelling and rashes.
As compared to other similar medications, it is much less likely to make you feel sleepy.
Be cautious while driving or doing anything that requires concentration as it can cause dizziness and sleepiness.
Do not drink alcohol while taking this medication as it may cause increased sleepiness.
Stop taking Bistadin at least 3 days before taking an allergy test as it can affect the test results.

Patient Concerns about Bistadin Products

Frequently asked questions about Bistadin Products

Q. What is Bistadin 20mg Tablet and what it is used for?

Bistadin 20mg Tablet is an antihistamine that is used to relieve the symptoms of allergic rhinitis (sneezing, itchy nose, nasal secretion, nasal congestion, and red streaming eyes) and other forms of allergic conditions. It can also be used to treat itchy skin rashes (wheals or urticaria).

Q. How fast does Bistadin 20mg Tablet work?

The effects of this medicine may be noticed as early as one hour after taking and last approximately 24 hours.

Q. How much Bistadin 20mg Tablet can you take?

The recommended dose of this medication is 1 tablet (20 mg) taken by mouth, once a day. It should be taken with water on an empty stomach; one hour before eating or two hours after eating for the best effect. Do not self-medicate and always consult your doctor. He/she will decide the dose based on your condition.

Q. Can I take antacids while taking Bistadin 20mg Tablet?

It is advisable to avoid taking antacids 30 minutes before or after taking this medicine. It can make it harder for your body to absorb this medicine.

Q. I am experiencing a headache, is it because of Bistadin 20mg Tablet?

Yes, headache is a common side-effect of this medicine. Take rest, drink plenty of water and ask your doctor to recommend a suitable painkiller. If the headaches continue, let your doctor know.

Q. Does Bistadin 20mg Tablet make you drowsy?

Although Bistadin 20mg Tablet is a non-drowsy antihistamine; however, it can still cause drowsiness in a few people. Make sure your reactions are normal before you drive, or before using tools or machines.

Q. Should I avoid any foods, drinks while taking Bistadin 20mg Tablet?

Avoid drinking fruit juices along with Bistadin 20mg Tablet as this may affect the absorption of this medicine.

Information last updated by Dr. Varun Gupta, MD Pharmacology on 25th Nov 2025.
The medicine details are for information purpose only. Consult a doctor before taking any medicine.