Symax Fastab

Symax Fastab

Symax Fastab Recall

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Questions & Answers

Side Effects & Adverse Reactions

Heat prostration can occur with drug use in the event of high environmental temperature. Diarrhea may be an early symptom of incomplete intestinal obstruction, especially in patients with ileostomy or colostomy; in this instance, treatment would be inappropriate and possibly harmful. This product may cause drowsiness or blurred vision. Patients taking this product should be warned not to engage in activities requiring mental alertness such as operating a motor vehicle or other machinery or to perform hazardous tasks while taking this drug.

Legal Issues

There is currently no legal information available for this drug.

FDA Safety Alerts

There are currently no FDA safety alerts available for this drug.

Manufacturer Warnings

There is currently no manufacturer warning information available for this drug.

FDA Labeling Changes

There are currently no FDA labeling changes available for this drug.


This product may be used in functional intestinal disorders to reduce symptoms such as those seen in mild dysenteries and diverticulitis. It can also be used to control gastric secretion, visceral spasm and hypermotility in cystitis, pylorospasm and associated abdominal cramps. Along with appropriate analgesics, this product is indicated in symptomatic relief of biliary and renal colic and as a drying agent in the relief of symptoms of acute rhinitis. This product is effective as adjunctive therapy in the treatment of peptic ulcer and irritable bowel syndrome, acute enterocolitis and other functional gastrointestinal disorders.


There is currently no drug history available for this drug.

Other Information

Each round, green, mint flavored tablet, can be chewed or placed on tongue for disintegration and contains 0.125mg of hyoscyamine sulfate, USP.

Hyoscyamine sulfate is one of the principal anticholinergic/antispasmodic components of belladonna alkaloids.


(C17H23NO3)2•H2SO4•2H2O     M.W. 712.85

The chemical name is Benzeneacetic acid, α-(hydroxymethyl)-, 8- methyl-8-azabicyclo[3.2.1]oct-3-yl ester, [3(S)-endo]-, sulfate (2:1), dihydrate.

Symax Fastab Manufacturers

  • Capellon Pharmaceuticals, Llc
    Symax Fastab (Hyoscyamine Sulfate) Tablet, Orally Disintegrating [Capellon Pharmaceuticals, Llc]

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