Hyoscyamineside effects
hyoscyamine sulfate 0.125 MG Oral Tablet [Digenyx]
Adverse reactions
The following adverse reactions have been reported for hyoscyamine sulfate and for pharmacologically similar drugs with anticholinergic/antispasmodic action. Adverse reactions may include dryness of the mouth; urinary hesitancy and retention; blurred vision; tachycardia; palpitations; mydriasis; cycloplegia; increased ocular tension; loss of taste; headache; nervousness; drowsiness; weakness; fatigue; dizziness; insomnia; nausea; vomiting; impotence; suppression of lactation; constipation; bloated feeling; abdominal pain; diarrhea; allergic reactions or drug idiosyncrasies; urticaria and other dermal manifestations; ataxia; speech disturbance; some degree of mental confusion and/or excitement (especially in elderly persons); short-term memory loss; hallucinations; and decreased sweating. To report SUSPECTED ADVERSE REACTIONS, contact PureTek Corporation at 1-877-921-7873 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch.
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective May 12, 2026. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
Warnings
Digenyx™ (Hyoscyamine Sulfate USP, 0.125 mg) tablets may cause drowsiness, dizziness, or blurred vision, so patients should avoid activities that require mental alertness, such as driving or operating machinery. It should be used with caution in individuals with heart disease, high blood pressure, hyperthyroidism, or enlarged prostate, and is not recommended for patients with narrow-angle glaucoma. In hot environments, the use of this drug may lead to heat prostration (fever, heat stroke due to decreased sweating). Diarrhea could be an early sign of incomplete intestinal obstruction, especially for patients with an ileostomy or colostomy, in which case using this product may be harmful. Psychosis has been reported in sensitive individuals given anticholinergic drugs including hyoscyamine sulfate. CNS signs and symptoms include confusion, disorientation, short-term memory loss, hallucinations, dysarthria, ataxia, coma, euphoria, anxiety, decreased anxiety, fatigue, insomnia, agitation and mannerisms and inappropriate affect. These CNS signs and symptoms usually resolve within 12 to 48 hours after discontinuation of the drug.
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective May 12, 2026. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
Contraindications
This product should not be used in patients with glaucoma, obstructive uropathy, obstructive gastrointestinal disease, paralytic ileus, severe ulcerative colitis, myasthenia gravis, or hypersensitivity to Hyoscyamine Sulfate, USP or any other ingredients in the formulation.
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective May 12, 2026. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
This page reproduces regulatory text for reference. It is not medical advice, and KenyRx is not a pharmacy or a prescriber. Talk to a doctor or pharmacist about whether a medicine is right for you.
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