Is Tylenol safe?

Common brand names for the drug include Herron in Australia, Tylenol in Brazil, Canada, South Korea and the U.S., Paralen in the Czech Republic and Slovakia, Panadol in Central America, Australia, New Zealand, Pakistan, Malaysia, Hong Kong, the UK, Portugal and Singapore, Perdolan in Belgium, Doliprane, Dafalgan, and Efferalgan in France, Tachipirina and Efferalgan in Italy, Crocin in India, Gelocatil in Spain, Benuron in Portugal, Alvedon in Sweden, Panodil and Pinex in Denmark and Iceland, Acamol in Israel, Pinex and Paracet in Norway, Depon in Greece, Lekadol and Daleron in Slovenia, and Adol in Oman.