Lactose Magnesium Stearate Povidone Starch Talc Cystospaz-M is a timed release capsule containing hyoscyamine sulfate. Glaucoma, enlarged prostate, any obstruction of the GI tract or myasthenia gravis. Antacids may reduce the amount of drug absorbed. May promote heat stoke in high temperatures due to decreased perspiration. May cause blurred vision and drowsiness.
Nursing mothers note that hyoscyamine is excreted in breast milk.
Dry mouth, blurred vision, increased heart rate, dry eyes, headache, nervousness, unrinary retention or hesitation and weakness. Generic hyoscyamine extended-release capsules and tablets are available. Take hyoscyamine tablets by mouth. Follow the directions on the prescription label. Swallow the tablets with a drink of water.