Common Visual disturbance, Reduced sweating, Irregular heartbeats, Dryness in mouth, Nausea, Vomiting, Dry skin, Photophobia, Flushing (sense of warmth in the face, ears, neck and trunk), Giddiness, Difficulty in urination, Confusion.

Expert advice for Pyrolin Injection

Inform your doctor if you have any heart disease, heart failure, irregular heartbeats or high blood pressure as glycopyrrolate is known to increase the heart rate (tachycardia).
Glycopyrrolate should be used with caution if you have medical conditions such as myasthenia gravis (progressive neuromuscular disease characterized by weak muscles and unusual tiredness), glaucoma (increased pressure in the eye that causes vision problem), overactive thyroid gland, enlarged prostate gland, obstruction of the stomach or bowel causing vomiting  abdominal pain, chronic constipation and swelling.
Glycopyrrolate should be used with special precautions in case of fever as it may worsen the condition.
Avoid alcohol or any medication that may cause drowsiness. 
Tell your doctor if you are or planning to become pregnant or are breastfeeding.
Do not take if allergic to glycopyrrolate or any of its ingredients.

Q. Is Pyrolin used for excessive sweating?
Pyrolin is the most commonly used medicine for managing excessive sweating due to its anti-secretory or anticholinergic effect

Q. Is Pyrolin the same as glycopyrronium bromide?
Yes, Pyrolin is same as glycopyrronium bromide

Q. Does Pyrolin affect fertility & birth control?
No, Pyrolin is not known to impair fertility and has no known effects on birth control

Q. Is Pyrolin over the counter?
No, Pyrolin is strictly prescribed by the doctors.