ranitidine 25 mg effervescent - oral, Zantac (cont.)
HOW TO USE: Dissolve 1 tablet in at least 1 teaspoon (5 milliliters) of water. After the tablet is completely dissolved, give the solution by mouth with or without food, usually once or twice daily or as directed by your doctor. When giving the solution to an infant, it is best to use a medicine dropper or oral syringe (available from your pharmacist). If this medication is being used once daily, it is usually taken after the evening meal or before bedtime.The dosage and length of treatment are based on medical condition and response to therapy. In children, dosage may also be based on body weight. Follow the doctor's instructions carefully. Other medications (e.g., antacids) may be taken if needed as recommended by the doctor.Use this medication regularly in order to get the most benefit from it. To help you remember, use it at the same time(s) each day. Do not increase the dose or use it more often than prescribed. Do not stop using this without the doctor's approval because this may delay healing of the ulcer.Tell the doctor if the condition does not improve or if it worsens.
SIDE EFFECTS: Drowsiness, dizziness, headache, abdominal discomfort, nausea, vomiting, diarrhea and constipation may occur. If any of these effects persist or worsen, notify the doctor or pharmacist promptly.Remember that the doctor has prescribed this medication because he or she has judged that the benefit is greater than the risk of side effects. Many people using this medication do not have serious side effects.Tell the doctor immediately if any of these unlikely but serious side effects occur: mental/mood changes (e.g., fussiness, nervousness, confusion, depression, hallucinations), vision changes (e.g., blurred vision).Tell the doctor immediately if any of these rare but very serious side effects occur: easy bleeding/bruising, severe tiredness, fast/slow/irregular heartbeat, signs of infection (e.g., fever, persistent sore throat, cough), severe stomach/abdominal pain, dark urine, yellowing eyes/skin.A very serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction include: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact the doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
Need help identifying pills and medications?
Back to Medications Index