Sodium Bicarbonate, mbth
White crystalline powder; Odorless and salty; It slowly decomposes in humid air, dissolves in water, and is insoluble in ethanol.
indication
1. Neutralize stomach acid. 2. Taking it with sulfonamides can prevent sulfanilamide from crystallizing in urine. 3. Intravenous administration of 5% solution is used to treat metabolic acidosis. 4. Gynecology with 4% solution washing * * or hip bath, can inhibit fungal reproduction, used for fungal * * * inflammation. 3% solution is used for ear drops, which has the effect of softening cerumen.
Dosage usage
1. Oral: 0.5g ~ 1 g each time,1day, three times with meals. 2. Intravenous drip: used for metabolic acidosis, with dosage and usage according to the doctor's advice; Shock and early cerebral embolism with water and electrolyte disorders and acid-base imbalance can be directly instilled with 5% solution without dilution. Adults should use 5ml100 ~ 200 ml each time and children should use 5 ml per kilogram of body weight. 3. Wash or sit in the bath with 4% solution * * *, every night 1 time, 500 ~1000 ml for 7 days. 3% solution is dripped, 1 day 3 ~ 4 times.
matters need attention
1. After oral administration, when neutralizing gastric acid, it can produce a large amount of carbon dioxide, increase the pressure in the stomach, and expand the stomach, so it often has belching and ulcer surface, which is dangerous for patients with severe gastric ulcer to cause gastric perforation. The increase of intragastric pressure and PH can also * * the pyloric part of the stomach, which reflexively causes the release of gastrin, leading to the increase of secondary gastric acid secretion. If it is used in large quantities for a long time, it may cause alkalemia, so attention should be paid to it. 2. Because of the shortcomings of this product, it is often used in combination with other alkaline drugs to treat ulcer, and it is also often used with antispasmodic drugs. 3. Patients with acidosis due to congestive heart failure, edema and renal failure should be very careful when using this product. When intravenous drip of this product, due to rapid alkalization, patients with hypocalcemia may have paroxysmal convulsions, while patients with potassium deficiency may have symptoms of hypocalcemia (such as myocardial toxicity). 4. It is not suitable to be combined with acid drugs such as pepsin mixture and vitamin C, because it can reduce their respective curative effects. 5. Due to possible precipitation or decomposition reaction, this product is not suitable for intravenous drip with metaraminol bitartrate, gentamicin, tetracycline, epinephrine, phenobarbital, phenytoin sodium and calcium salt.
drug interaction
1. should not be combined with pepsin mixture, vitamin C and other acidic drugs, because it can reduce their respective curative effects. 2. Due to possible precipitation or decomposition reaction, this product is not suitable for intravenous drip with metaraminol bitartrate, gentamicin, tetracycline, epinephrine, dobutamine, phenytoin sodium and calcium salt.
Specification tablets: 0．3g and 0．5g per tablet. Injection: 0.5g (10ml) and12.5g (250ml) each.