Hyoscyamine

• Hyoscyamine is used to treat various stomach and intestinal problems such as cramps, peptic ulcers, irritable bowel syndrome.
• It is also used to treat other conditions such as bladder and bowel control problems, pain due to cramps caused by kidney stones and gallstones, control gastric secretions, diverticulitis, colic, cystitis and pancreatitis.

When should one not use Hyoscyamine

• If you are allergic to hyoscyamine or any other component of this medicine.
• If you have or had glaucoma.
• If you have an obstructive condition such as bladder neck obstruction due to prostatic hypertrophy.
• If you have an obstruction of the stomach and intestine.
• If you have inflammation of the large intestine (colon).
• If you have unstable heart status including internal bleeding.
• If you have myasthenia gravis.

Common side effects of this drug are:

• Dry mouth
• Nausea
• Constipation
• Urine retention
• Blurred vision
• Increased heart rate
• Mydriasis (dilated pupil)
• Loss of taste
• Headache
• Drowsiness
• Dizziness

Other General Warnings

• You are allergic to this or any other medicine.
• You have kidney, liver or heart disease.
• You have a neuronal disorder.
• You have hyperthyroidism (overactive thyroid).
• You have any other medical condition and on any other medicine.
• You experience a severe side effect.
• Hyoscyamine should be used with caution in elderly people.

How Does It Work?

Interactions with other medicines

• Concomitant use of Hyoscyamine with dicyclomine, atropine (other antimuscarinics), amantadine, haloperidol (antiparkinson medicine), phenothiazines (anti-fit), isocarboxazid, selegiline (monoamine oxidase (MAO) inhibitors), amitriptyline, nortriptyline (mood elevator) or cetirizine, fexofenadine (anti-allergic medicine) may increase the risk of side effect.
• Antacids such as aluminium hydroxide alter the effect of Hyoscyamine.
• Discuss with your doctor about any other medicine, herbal preparation and supplements you are taking currently to avoid any possible drug interactions.

Overdose

• Excess Hyoscyamine may cause headache, nausea, vomiting, blurred vision, dilated pupils, hot dry skin, dizziness, dryness of the mouth, difficulty in swallowing and CNS stimulation (increased alertness, attention, energy and physical activity).
• If you have taken too much of this medicine then contact your doctor or reach out to the nearest hospital immediately.

Missed a Dose