Histac 300 Mg

In stock
  • Generic Name : Ranitidine
  • Brand Name : Zantac
  • Manufacture Name : Sun Pharma
  • Presentation : Tablets
  • Delivery Days : 10 To 12 Working Days
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Pack Size Per Unit Pack Price Qty
90 pills $0.07
60 pills $0.08
30 pills $0.09

Histac 300mg is a medication prescribed for patients with excess stomach acid production. It is commonly used to treat the symptoms of heartburn, indigestion and acid reflux other symptoms from high acidosis. Its formulation is based on a compound called Ranitidine, which is also traded under the names of zantac among others.

If prescribed you can buy Histac 300mg online with AllDayMed or in trusted retail stores.

What are the uses of this medicine?

The following are the conditions for which the medicine is commonly used:

Peptic ulcer disease - This medicine is used to treat ulcers that develop along the stomach lining and duodenum.

Gastroesophageal Reflux Disease (GERD) - This medicine is used in part for treatment of GERD, which is caused by the stomach acids overflowing into the food pipe and causing problems. 

Zollinger-Ellison Syndrome - This medicine is used to treat ZES, in which small intestinal tumours stimulate stomach acid production. 

Excess stomach production - In individuals with a problem of high acid production in the stomach, this medicine is used to bring down the levels to normal.

Other symptoms - It is also used to treat the symptoms of heartburn, indigestion and acid reflux in patients. For this, doctors prescribe to buy Histac online.

How does the medication work?

This medicine is a Histamine H2 receptor antagonist that works by blocking histamine H2 receptors and consequently reducing the acid production in gastric parietal cells in the stomach.

What are the side effects caused by this medicine?

As with most of the medicine, Histac causes some degree of side effects in some portion of the population. No medication attention is warranted as they wear off, as the medicine gets metabolized. Keep in touch with your doctor, if you have a frequency of side effects that persist and get worse.

Since, a few medications can have severe side effects including this, it is necessary to be informed of such issues when you can buy Histac 300mg online.

Common and normal side effects may include:

  • Headache
  • Dizziness
  • Nausea or vomiting
  • Diarrhea
  • Constipation
  • sleepiness

Uncommon and severe side effects may include:

  • Slow heart rate
  • Pneumonia
  • Stomach pain
  • Liver problems
  • Muscle pain
  • Difficulty in breathing

How to use this medicine?

It is advisable to talk to a doctor for appropriate use of the medicine especially for serious medical conditions. Get a dosage schedule prescribed to your requirements  when you buy Histac online.

Check the product label and user documentation for directions off use. You may also talk to your doctor to use the product.

In order to avoid relapse of the symptoms, avoid foods that trigger your condition. Take your food in more frequently in smaller quantities and do not eat before 3-4 hours of going to bed.

This medicine is a tablet and should be swallowed immediately. Do not chew or crush the tablet in your mouth for any longer.

If you missed a dose in between, take it as soon as possible. Do not take the tablets back to back; skip a dose if it is close to your next scheduled dose.

If you suspect overdose, get emergency medical help. Do not wait for symptoms to develop before taking action.

What are the health risks associated with this medicine?

Before you buy Histac 300mg online for use, consult a doctor to assess medical history and other factors that may contradict your treatment with this medicine.

The following are the health risks commonly reported:

  • If you are allergic to this medicine or similar drugs; or other ingredients used in it, tell your doctor and avoid use.
  • This medicine may mask the symptoms of stomach cancer, hence, in people with high risk of developing this disease, this medicine should be used with high caution and monitored consistently for changes.
  • In patients with porphyria, this medicine should be used, as it highly increases the risks of attack.
  • This medicine has been noted to cause pneumonia, especially in young children due to its effects. Hence, this medicine should be used with caution along with readjustment of treatment if necessary by your doctor.
  • In patients with liver/kidney problems, this medicine is not recommended. For its use, high caution is recommended along with regular monitoring of the condition is essential.

What are the Substitutes available for Histac tablets?

It is advisable to check with your doctor for appropriate medicine substitution for your condition. You can buy Histac online or its substitutes provided below:

  • Randec 300 Tablet - Ridley Life Science Pvt Ltd
  • Rantac 300 Tablet - J B Chemicals and Pharmaceuticals Ltd
  • Ranitidine 300 mg Tablet - Zydus Cadila
  • Zinetac 300 MG Tablet - Glaxosmithkline Pharmaceuticals Ltd.
  • Zytak 300 MG Tablet - Zydus Cadila

What are the harmful drug interactions possible with this medicine?

As the following list is not all inclusive, it is best to check with your doctor for possible drug interactions. Also, disclose any drugs you may be using to be sure. Buy Histac 300mg online with these details in hand.

The drugs are likely to cause drug interactions:

  • Ketoconazole
  • Loperamide
  • Metformin
  • Atazanavir
  • Dasatinib
  • Pazopanib


Store this product at room temperatures with a limited exposure to light and moisture.

Keep the product out of sight and reach of children to avoid mishaps.

Frequently asked questions about the medicine

Q1. How soon can the effects of this medicine be noticed?

It takes about an hour for the medicine’s effects to be noticed.

Q2. How long do the effects of this medicine show?

The time for which the medicine shows effects is an average of 4-6 hrs of time from consumption.

Q3. Can I use alcohol safely while taking this medicine?

The medicine has no effects when taken with alcohol. Still, talk to your doctor for expert advice.

Q4. Is this a habit forming medicine?

Any habit forming tendencies haven’t been reported.

Q5. Can this medicine be used while pregnant?

This medicine may be used in pregnancy safely. Talk to your doctor for expert advice for your specific case.

Q6. Can this medicine be used while breast-feeding?

This medicine does pass into breast milk and should therefore be discussed with a doctor before use in breastfeeding women.

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