
Acnesol A Nanogel
Systopic Lab - 15 G
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Bilastine (20mg)
Delivery across India. Free above ₹999; ₹49 from ₹499, ₹99 below. Chennai express delivery is chargeable.
This medicine needs a prescription.
You can pay now and add the prescription afterwards. We pack your order only after a pharmacist verifies it.
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B Sys Tablet is used for allergic conditions.
Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated September 2026
B Sys Tablet contains Bilastine (20mg). It belongs to the Probiotic class of medicines.
Allergic conditions
B Sys 20mg Tablet 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.
Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. B Sys 20mg Tablet should be taken with or after food.
Take it exactly as your doctor prescribed. Do not change the dose or stop early on your own.
If you miss a dose of B Sys 20mg Tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.
An overdose of this medicine can cause severe drowsiness, a fast heartbeat, confusion and, in children, agitation and fits. Do not wait for symptoms to appear — go to the nearest emergency department and take the pack or strip with you.
Most side effects of B Sys are mild and settle as the body adjusts. Reported side effects include:
Stop the medicine and seek help immediately for a rash, swelling of the face or lips, wheezing or difficulty breathing. Tell your doctor about any side effect that persists or worries you.
| Pregnancy | Pregnancy CONSULT YOUR DOCTOR |
|---|---|
| Breastfeeding | Breast feeding CONSULT YOUR DOCTOR |
| Alcohol | Alcohol SAFE |
| Driving | Driving CONSULT YOUR DOCTOR |
| Kidney | Kidney SAFE IF PRESCRIBED |
| Liver | Liver SAFE IF PRESCRIBED |
| Habit forming | No |
Consult a doctor before use if you have a weakened immune system or are pregnant.
Not for anyone with a known allergy to this medicine or to any ingredient in the pack. The sedating antihistamines are not suitable for very young children, or for people with glaucoma or an enlarged prostate, without medical advice.
No known significant drug interactions
Store in a cool, dry place away from direct sunlight and moisture.
Your doctor has prescribed B Sys 20mg Tablet 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 B Sys 20mg Tablet at least three days before taking an allergy test as it can affect the test results.
Medicines with the same active ingredient (Bilastine (20mg)). Ask your doctor or pharmacist before switching brands.
| Medicine | Pack | Price | vs B Sys Tablet |
|---|---|---|---|
| B-Sys 40 mg TabletSYSTOPIC LAB | tablet · 10`S | ₹85 | 73% more |
| Xembil 20 TabletXEMEX PHARMA | tablet · 10`S | ₹120 | 145% more |
| Bilaford 20 mg Tablet | 1 | ₹124 | 152% more |
| Bilakem Tablet | 10'S | ₹126 | 158% more |
| Bilanta 20 mg TabletAJANTA PHARMA | tablet · 10`S | ₹131 | 167% more |
| Histabil Tablet 20 mgKLM LAB | tablet · 10`S | ₹142 | 190% more |
| Beltas TabletGLENMARK PHARMACEUTICALS | tablet · 10`S | ₹145 | 196% more |
| Prucros 20 mg TabletALKEM LAB | tablet · 15`S | ₹147 | 200% more |
| Bilasure 20 mg TabletSUN PHARMA 2 | tablet · 10`S | ₹162 | 232% more |
| Ubil 20 mg TabletDr Reddys Laboratories Ltd | tablet · 10`S | ₹169 | 245% more |
| Bilahist M TabletMED MANOR ORGANICS PVT LTD | tablet · 10`S | ₹171 | 249% more |
| Bilafav 20 mg TabletCIPLA LIMITED | tablet · 10`S | ₹176 | 259% more |

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The information on B Sys Tablet is compiled from the manufacturer's prescribing information and the sources below, and is reviewed by a registered medical practitioner. It does not replace advice from your own doctor.