Hss

Serious side effects have been reported with hyoscyamine including the following:

• Diarrhea
• Skin rash
• Eye pain
• Fast or irregular heartbeat
• Psychosis has been reported in sensitive individuals given hyoscyamine sulfate. Tell your doctor if you notice any of these signs or symptoms:
  • confusion, disorientation, short-term memory loss, hallucinations, dysarthria, ataxia, coma, euphoria, anxiety, decreased anxiety, fatigue, insomnia, and/or agitation
• Hyoscyamine sulfate may decrease sweating and result fever or heat stroke. Patients with a fever or those who may be exposed to elevated environmental temperatures should use caution.

If you experience any of these symptoms, call your doctor immediately:

Hyoscyamine can also cause blurred vision, drowsiness, and dizziness. Do not drive or operate heavy machinery until you know how hyoscyamine affects you.

Talk to your doctor about the risks and benefits of taking hyoscyamine if you are 65 years of age or older. Older adults should not usually take hyoscyamine because it is not as safe and may not be as effective as other medications that can be used to treat the same condition.

Do not take hyoscyamine if you:

• are allergic to hyoscyamine or to any of its ingredients
• have glaucoma
• have obstructive uropathy (for example, bladder neck obstruction due to prostatic hypertrophy)
• have obstructive disease of the gastrointestinal tract (as in achalasia, pyloroduodenal stenosis)
• have paralytic ileus
• intestinal issues
• unstable cardiovascular status in acute hemorrhage
• have severe ulcerative colitis
• have toxic megacolon complicating ulcerative colitis
• have myasthenia gravis

Tell your doctor if you are breastfeeding or plan to breastfeed.

Hyoscyamine has been detected in human breast milk. Because of the possibility for adverse reactions in nursing infants from hyoscyamine, should not be administered to a nursing mother.