Famotidine is usually between $2 and $53 depending on the dosage form, manufacturer and distributor. Famotidine western medicine name, for antacids, there are tablets, dispersible tablets, granules, injections, etc., used for peptic ulcer disease such as gastric and duodenal ulcers, stress ulcers, acute gastric mucosal hemorrhage, gastrinoma, as well as reflux esophagitis, etc., according to the dosage form of different manufacturers, dealers, geographic location, etc., generally between 2 yuan – 53 yuan. Specifics are subject to consultation with regular pharmaceutical organizations. Adverse reactions can be dry mouth, dizziness and insomnia, constipation, diarrhea rash, facial flushing, headache, headache, headache and general feeling of fatigue, occasional rash, urticaria, menstrual disorders, facial edema and tinnitus, etc. Allergic to the product, severe renal insufficiency and pregnant women, breastfeeding women are contraindicated, hepatic insufficiency patients and pediatric patients should be used with caution. Use Famotidine under the guidance of a doctor to prevent adverse reactions and avoid concurrent use with other gastric acid inhibitors such as cimetidine tablets, omeprazole capsules or injections. During the use of the drug, pay attention to a light diet, do not eat cold, sweet, greasy, spicy food, do not smoke and drink, pay attention to maintain adequate sleep, improve the body’s resistance, the continuous use of not more than 7 days, the symptoms are not relieved, you should consult a physician or pharmacist to adjust the treatment program, do not blindly take the drug, in order to avoid delaying the condition.