Learn if it's safe to combine Tylenol (acetaminophen) with Sudafed (pseudoephedrine). Dosage guidelines, hidden risks, safe alternatives, and expert advice for cold/flu symptom relief.

Complete guide to calculating Tylenol dosage by weight for adults. Includes weight-based dosing chart, step-by-step calculator, overdose risks, special case adjustments, and safety FAQs for acetaminophen.