H 2 A

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H 2 A Information

H 2 A, a prescription drug, is manufactured in various forms such as Tablet. It is typically used for the treatment of Acidity, Peptic Ulcer, Heartburn. H 2 A also has some secondary and off-label uses. These are listed below.

The optimal dosage of H 2 A is largely dependent on the individual's body weight, medical history, gender and age. Dosage also depends on the route of administration and your chief complaint for which the drug is prescribed. Refer to the dosage section for a detailed discussion.

Besides the aforementioned side effects, there are other adverse effects of H 2 A as well, which are listed below. These side effects of H 2 A are usually temporary and subside with the completion of treatment. Consult your doctor if these side effects become worse or stay for a longer duration.

In addition, H 2 A's effect is Safe during pregnancy and Safe for lactating mothers. In addition, H 2 A's effects on the liver, heart and kidney are discussed below in the H 2 A related warnings section.

Other contraindications of H 2 A have been discussed in the sections ahead.

Drug interactions for H 2 A have been reported in the medical literature. A complete list of these interactions is given below.

In addition to these precautions, you may also note that H 2 A is safe while driving, and is is addictive in nature.


H 2 A Benefits & Uses

H 2 A is used to treat the following -

Other Benefits

H 2 A Dosage & How to Take

This is the usual dosage recommended in most common treatment cases. Please remember that every patient and their case is different, so the dosage can be different based on the disease, route of administration, patient's age and medical history.

Find the right dosage based on disease and age

Age Group Dosage
Adult
  • Disease:
  • Before or After Meal: Before meal
  • Single Maximum Dose: 150 mg
  • Dosage Form: Tablet
  • Dosage Route: Oral
  • Frequency: 2 daily
  • Course Duration: 6 weeks
  • Special Instructions: As prescribed by the doctor
Geriatric
  • Disease:
  • Before or After Meal: Before meal
  • Single Maximum Dose: 150 mg
  • Dosage Form: Tablet
  • Dosage Route: Oral
  • Frequency: 2 daily
  • Course Duration: 2 weeks
  • Special Instructions: As prescribed by the doctor
13 - 18 years (Adolescent)
  • Disease:
  • Before or After Meal: Before meal
  • Single Maximum Dose: 150 mg
  • Dosage Form: Tablet
  • Dosage Route: Oral
  • Frequency: 2 daily
  • Course Duration: 2 weeks
  • Special Instructions: As prescribed by the doctor
Infant (1 month to 2 years)
  • Disease:
  • Before or After Meal: Before meal
  • Single Maximum Dose: 10 mg/kg
  • Dosage Form: Tablet
  • Dosage Route: Oral
  • Frequency: 3 daily
  • Course Duration: 8 weeks
  • Special Instructions: As prescribed by the doctor
2 - 12 years (Child)
  • Disease:
  • Before or After Meal: Before meal
  • Single Maximum Dose: 10 mg/kg
  • Dosage Form: Tablet
  • Dosage Route: Oral
  • Frequency: 2 daily
  • Course Duration: 6 weeks
  • Special Instructions: As prescribed by the doctor

H 2 A Side Effects

Based on research, the following side effects have been observed when H 2 A is used -

Severe

  • Pancreatic inflammation
  • Anaphylactic reaction
  • Bradycardia

Moderate

Mild

H 2 A Related Warnings

  • Is the use of H 2 A safe for pregnant women?


    Pregnant women can take H 2 A without worrying about any side effects.

    Safe
  • Is the use of H 2 A safe during breastfeeding?


    H 2 A does not show any side effects in breastfeeding women.

    Safe
  • What is the effect of H 2 A on the Kidneys?


    Very few cases of side effects of H 2 A on kidney have been reported.

    Mild
  • What is the effect of H 2 A on the Liver?


    Side effects of H 2 A rarely affect the liver.

    Mild
  • What is the effect of H 2 A on the Heart?


    There are no any side effects of H 2 A for the heart.

    Safe

Severe Interaction of H 2 A with Other Drugs

H 2 A should not be taken with following medicines due to severe side effects it may cause to patients -

Severe

Moderate

Mild


H 2 A Contraindications

If you are suffering from any of the following diseases, you should not take H 2 A unless your doctor advises you to do so -


Frequently asked Questions about H 2 A

  • Is this H 2 A habit forming or addictive?


    H 2 A is not addictive in nature.

    No
  • Is it safe to drive or operate heavy machinery when consuming?


    H 2 A will not make you feel sleepy or drowsy. So you drive or operate machinery safely.

    Safe
  • Is it safe?


    Yes, H 2 A does not show any kind of adverse effect.

    Safe
  • Is it able to treat mental disorders?


    No, the use of H 2 A in mental disorders is not effective.

    No

H 2 A Interactions with Food and Alcohol

  • Interaction between Food and H 2 A


    Due to a lack of research, nothing can be said about the consequences of taking H 2 A together with food.

    Unknown
  • Interaction between Alcohol and H 2 A


    Consumption of alcohol and H 2 A together may have severe effects on your health.

    Severe

Frequently asked Questions about H 2 A

Question over 6 years ago

Is H 2 A useful in the prevention of painkiller (NSAID) induced gastric ulcers?

Dr. Piyush Malav MBBS, MS , General Surgery

Yes, H 2 A is useful for preventing painkiller (NSAID) induced gastric ulcer. Taking painkillers for a long time may cause stomach pain, weight loss, loss of appetite, nausea and vomiting. Please consult your doctor.

Question over 6 years ago

Can taking H 2 A cause pneumonia?

Dr. Saikat Mukherjee MBBS , General Physician

Taking [medicine] does not directly cause pneumonia. However, in some cases [medicine] may increase the chances of bacteria to grow inside the gut causing bacterial infections such as pneumonia. The bacterial growth in the gut can be caused due to decreased acid secretion in the stomach which allow growth of bacteria in the gut which can move into the lungs through breathing. Please consult your doctor if you are experiencing fever, breathing difficulties and nonstop coughing for more than 2 weeks.

Question over 6 years ago

Does H 2 A increase uric acid levels and cause gout-like symptoms?

Dr. Kishan Barnwal MBBS , General Physician

Yes, H 2 A is found to increase the uric acid level in blood and cause the gout-like symptom such as pain in the joint, redness, and inflammation of joint. Regular uric acid level monitoring is needed if you are taking this medicine for the longest time.

Question over 6 years ago

Is H 2 A an antihistaminic drug?

Dr. Piyush Malav MBBS, MS , General Surgery

Yes, H 2 A is an antihistaminic drug. It works by blocking the histamine receptor further which blocks the action of histamine and hence decreases the acid production in the stomach.

Question about 7 years ago

Can I take H 2 A in the morning?

Dr. MBBS , Pediatrics, Dermatology, General Physician, Dietician, Infectious Disease, Sexual Medicine & Marital Therapy, Obstetrics & Gynaecology, AIDS/HIV Sexually Transmitted Infections

H 2 A can be taken at any time of day, but it is best to take this medicine in the morning before breakfast. However, you are recommended to follow your doctor's instructions. 


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This medicine data has been created by -

Vikas Chauhan

B.Pharma, Pharmacy
7 Years of Experience


References

US Food and Drug Administration (FDA) [Internet]. Maryland. USA; Package leaflet information for the user; Zantac® (ranitidine hydrochloride)

KD Tripathi. [link]. Seventh Edition. New Delhi, India: Jaypee Brothers Medical Publishers; 2013: Page No 650

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