Common Palpitations, Increased heart rate, Arrhythmia, Excessive thirst, Reduced bronchial secretions, Dryness in mouth, Photophobia, Dry skin, Loss of accommodation, Slow heart rate, Flushing (sense of warmth in the face, ears, neck and trunk), Dilatation of pupil, Difficulty in urination, Constipation.

Expert advice for Valeth Injection
Do not drive or operate machinery while taking valethamate as it may cause dizziness.Do not drink alcohol while taking valethamate as it may worsen the side effects.Take precautions while taking valethamate if you have thyrotoxicosis (excessive amount of thyroid hormone in the blood); cardiac insufficiency, cardiac failure and cardiac surgery as it may worsen the condition.Tell your doctor if you are or planning to become pregnant or are breastfeeding.