Hista 12 Tablet

Prescription Required


Hista 12 Tablet is an antiallergic medication used in the treatment of various allergic conditions. It provides relief from runny nose, sneezing, itching and watery eyes.

Hista 12 Tablet may be taken with or without food. Take it at the same time every day to get the most benefit. The dose and how often you take it depends on what you are taking it for. Your doctor will decide how much you need to improve your symptoms. You should take this medicine for as long as it is prescribed for you. In case, you have missed any doses, take the next dose as soon as you remember it. However, you should never take a double dose.

Use of this medicine may cause some commons side effects such as sleepiness, nausea, dryness in the mouth, and loss of appetite. If these bother you or appear serious, let your doctor know. There may be ways of reducing or preventing them. Avoid driving or attention-seeking activity while on treatment with this medicine. To prevent dryness of mouth, drink more water, always carry sugar candy, or maintain oral hygiene.

Before taking this medicine, let your doctor know if you have glaucoma or have any gastro-related issues or have asthma. Inform your doctor if you are pregnant, or breastfeeding. Your doctor should also know about all other medicines you are taking as many of these may make this medicine less effective or change the way it works. Generally, it is advised to avoid alcohol while on treatment.

Uses of Hista 12 Tablet

Benefits of Hista 12 Tablet

In Treatment of Allergic conditions

Hista 12 Tablet is used to treat many different inflammatory and allergic conditions. It helps treat runny nose, sneezing, itching and watery eyes. It works by lowering your immune system’s response to these conditions and prevents the release of substances in the body that cause inflammation. It helps relieve symptoms such as swelling, pain, itching, and other allergic-type reactions. If you are not sure why you are being given this medicine, ask your doctor.
This medicine is given orally (by mouth). You should always take it as it has been prescribed for you. Do not stop taking it without your doctor’s advice. This can cause unpleasant withdrawal symptoms. Because this medicine weakens your immune system, you should avoid being near people who are ill or have infections.

Side effects of Hista 12 Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Hista 12

  • Dryness in mouth
  • Sleepiness
  • Loss of appetite
  • Nausea

How to use Hista 12 Tablet

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. Hista 12 Tablet may be taken with or without food, but it is better to take it at a fixed time.

How Hista 12 Tablet works

Hista 12 Tablet is an antiallergic medication. When your body is exposed to an allergen (pollen, animal dander, house dust etc.), it produces a chemical called histamine. This causes watery eyes, runny or blocked nose, sneezing, skin rashes, itching etc. Hista 12 Tablet works by blocking the action of histamine, thereby relieving these symptoms.

Safety advice

Hista 12 Tablet may cause excessive drowsiness with alcohol.
Hista 12 Tablet is generally considered safe to use during pregnancy. Animal studies have shown low or no adverse effects to the developing baby; however, there are limited human studies.
Breast feeding
Hista 12 Tablet is probably safe to use during breastfeeding. Limited human data suggests that the drug does not represent any significant risk to the baby.
Larger doses or prolonged use of Hista 12 Tablet may cause sleepiness and other effects in the baby
Hista 12 Tablet may decrease alertness, affect your vision or make you feel sleepy and dizzy. Do not drive if these symptoms occur.
Hista 12 Tablet is probably safe to use in patients with kidney disease. Limited data available suggests that dose adjustment of Hista 12 Tablet may not be needed in these patients. Please consult your doctor.
Use of Hista 12 Tablet may cause excessive sleepiness in patients with end stage kidney disease.
There is limited information available on the use of Hista 12 Tablet in patients with liver disease. Please consult your doctor.

What if you forget to take Hista 12 Tablet?

If you miss a dose of Hista 12 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.

All substitutes

For informational purposes only. Consult a doctor before taking any medicines.
Hista 12 Tablet
Bioflaxacin Tablet
Biochem Pharmaceutical Industries
44% cheaper
Ridyl Tablet
Apex Laboratories Pvt Ltd
29% cheaper

Quick tips

  • Avoid driving or operating dangerous machinery as it may decrease alertness.
  • Avoid consuming alcohol when taking the Hista 12 Tablet, as it may cause excessive sleepiness or drowsiness.

Fact Box

Chemical Class
Synthetic Alkylamine Derivative
Habit Forming
Therapeutic Class
Action Class
H1 Antihistaminics (First Generation)

Interaction with drugs

Taking Hista 12 with any of the following medicines can modify the effect of either of them and cause some undesirable side effects
Brand(s): Zuvair
Brand(s): Eurolam, Alwel, Tenzo
Brand(s): Histiwel, Histanil, Behop
Brand(s): Equblam

Patient concerns

i have7 weeks pregnancy i am feeling cough and cold from last 15 days doctor advise me to take HISTA 3G medicine , shall i take it or not
Dr. Suman Rao
Obstetrics and Gynaecology
Do steam inhalation. No need to take any med if there is no fever or the cough is not productive
Allergic skin conditions in leg
Dr. Atula Gupta
kindly send the Pictures of affected area.

User feedback


Q. Is Hista 12 Tablet good for relieving allergy symptoms?

Hista 12 Tablet helps control the symptoms of cold or allergies such as red, itchy, watery eyes, sneezing, itchy nose or throat and runny nose.

Q. Does Hista 12 Tablet cause sleepiness?

One of the most common side effects of this medicine is sedation or sleepiness, which can range from slight drowsiness to deep sleep. It is therefore advisable to avoid driving or operating any machinery if you get these side effects.

Q. Can I take cetirizine along with Hista 12 Tablet?

Using cetirizine together with Hista 12 Tablet may increase side effects such as sleepiness, dizziness, and difficulty concentrating. Always consult your doctor before taking any medicines along with Hista 12 Tablet; self-medication can be risky.

Q. Can I take paracetamol with Hista 12 Tablet?

Yes, you can take paracetamol with Hista 12 Tablet after consulting your doctor.

Q. Can I take alcohol along with Hista 12 Tablet?

Avoid drinking alcohol while you're taking Hista 12 Tablet since it increases the risks of side effects like sleepiness, dizziness, and nausea. Talk to your doctor in case of any doubts.

Q. How to get relief from nausea while taking Hista 12 Tablet?

In order to reduce nausea while taking this medicine, avoid food that is salty, spicy, fried, or fatty. Drink plenty of liquids and eat smaller, more frequent meals.

Q. I am noticing dryness in my mouth, is it because of Hista 12 Tablet?

Yes, dryness in the mouth is a common side-effect of this medicine. Keep sipping water and chew sugar-free gum to get some relief.

Q. What happens if I miss a dose of Hista 12 Tablet?

If you happen to miss a dose, take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up for the missed dose. Discuss this with your healthcare provider. In order to avoid missing a dose, use a calendar, pillbox, alarm clock, or cell phone alert to help you remember to take your medication. You may also ask a family member a friend to remind you or check in with you to be sure you are taking your medication.

Q. What lifestyle changes help with hay fever and other allergies?

The best way to prevent any sort of allergic reaction is to avoid the substance (dust, pet fur, and hair, insect bites, food allergies) that you're allergic to if you can. If you have hay fever, try not to spend too much time outside when the pollen count is high. Shower and change your clothes after you have been outside to wash off pollen. Wear a mask to cover your nose, mouth and wear wraparound sunglasses to stop dust from getting into your eyes whenever you step outside.

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Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover all possible side effects, drug interactions or warnings or alerts. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.


  1. Chlorphenamine Maleate [Package Leaflet]. Gronau, Germany: Haupt Pharma Wülfing GmbH; 2017. [Accessed 30 Jan. 2019] (online) Available from:External Link
  2. Drugs.com. Chlorpheniramine. [Accessed 30 Jan. 2019] (online) Available from:External Link
  3. Drugs.com. Drug Interactions between AccuHist Drops and ethanol. [Accessed 30 Jan. 2019] (online) Available from:External Link

Manufacturer/Marketer address

Kaptab Pharmaceuticals 4/8 BIDC Gorwa, Vadodara, Gujarat 390 016, India
Country of origin: India

Inclusive of all taxes
10 tablets in 1 strip


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