Generic name: Nizatidine.

Axid is an anti-ulcer agent. It relieves the symptoms and heals peptic ulcers. 

Quick Facts About Axid


Used to treat active duodenal ulcers. Used after ulcer has healed, as a long-term therapy at a reduced dose. Also used to treat heartburn and inflammation resulting from stomach acid flowing backward into esophagus.

Axid Dosage

Take exactly as prescribed.

  • Usual adult dose: for active duodenal ulcer — 300 milligrams once per day at bedtime, or 150 milligrams taken 2 times a day. For maintenance of healed duodenal ulcer — 150 milligrams once per day at bedtime. For seniors — your doctor will prescribe dose based on your individual needs. Dose is reduced if kidney disease is present.
  • Usual child dose: not generally prescribed for children.
  • Missed dose: take as soon as possible, unless almost time for next dose. If so, skip missed dose; go back to regular schedule. Do not double doses.

Axid Side Effects

Overdose symptoms:

no specific information is available regarding Axid overdose. If you suspect an overdose, immediately seek medical attention.

More common side effects: abdominal pain, diarrhea, dizziness, gas, headache, indigestion, inflammation of the nose, nausea, pain, sore throat, vomiting, weakness.

Less common Axid side effects: abnormal dreams, anxiety, back pain, chest pain, constipation, dimmed vision, dry mouth, fever, inability to sleep, increased cough, infection, itching, loss of appetite, muscle pain, nervousness, rash, sleepiness, stomach/intestinal problems, tooth problems.


Inform your doctor before combining Axid with Aspirin in high doses.

No known food/other substance interactions. 

Special Cautions

If pregnant or planning to become pregnant, inform jg your doctor immediately. Appears in breast milk; could affect a nursing infant.

Appropriate dosage level is based on senior’s individual needs.

Not generally prescribed for children.

  • Tell your doctor of any sensitivity to or allergic reaction to Axid or similar drugs, such as Zantac; if so, you should not take Axid.
  • Could mask stomach malignancy; if stomach problems continue, contact your doctor.

Note: provides accurate and independent information prescription pills, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. If you have questions about  dosage, or Axid side effects, please contact your healthcare provider.