CAS 66357-35-5 99% Ranitidine with Pharmaceutial Grade

_{Product Name: Ranitidine} 
MF: C13H22N4O3S 
MW: 314.4 
CAS: 66357-35-5 
_{Assay:99%
Appearance: White crystalline powder.}

Ranitidine hydrochloride for antacids and ranitidine canker resistant drug hydrochloride, ranitidine with pharmacological effects, ranitidine is also called the  nitramine, chemical structure and cimetidine similar, is on the basis of cimetidine synthesis of a new type of H2 receptor antagonist, less adverse reaction than cimetidine, the function of inhibiting gastric acid secretion is 5 ~ 8 times of cimetidine.  It has high curative effect on gastric and duodenal ulcer, and has the characteristics of quick and long-term effect. It can effectively inhibit the gastric acid secretion caused by the stimulation of histamine and pentagastrin, and reduce the gastric acid and gastric enzyme activities.  Its potency was 4 ~ 9 times and 5 ~ 12 times higher than that of cimetidine by mass ratio and molar concentration ratio, respectively.  In addition to inhibiting gastric acid secretion, it can also inhibit pepsin secretion without affecting gastrin and sex hormone secretion.  Although it can bind to cytochrome P450, the affinity is 1/10 of cimetidine.  Oral or intragastric administration can inhibit peptic, stress and indomethacin induced gastric ulcer in rats and histamine induced gastric and duodenal ulcer in guinea pigs, and its inhibition is directly proportional to drug concentration.  

People often take prescription ranitidine to treat:
Duodenal ulcers
Gastric ulcers (stomach ulcers)
Over-the-counter ranitidine is approved for the following conditions:
Heartburn
Acid indigestion
Sour stomach.
Ranitidine comes in the form of a tablet and is taken one to four times a day, depending on the condition being treated. It belongs to a class of drugs known as H2 blockers