When most people talk about bringing out the crystal, they are often referring to a type of glass that is made from silica, lead oxide, soda or potash, and other additives. Lead crystal is prized for its durability and decorative properties, even if it does not necessarily possess a crystalline structure.
Safe Dosage of Acetaminophen. Acetaminophen is a very safe drug only if it is used within therapeutic doses. The safe dose is 3 grams per day and the maximum daily dose is 4g per day for adults. However, the elderly who tend to have a lower body weight than younger adults should not exceed the safe dose.
Tylenol Extra Strength is 500mg of acetaminophen only. Tylenol #1 is 300mg of acetaminophen and 8mg of codeine. Tylenol #2 is 300mg of acetaminophen and 15mg of codeine. â¦ Tylenol #3 is 300mg of acetaminophen and 30mg of codeine. Tylenol #4 is 300mg of acetaminophen and 60mg of codeine.ylenol is   just a brand name (McNeil Labs) â¦ for acetaminophen. Acetaminophen is acetaminophen, whether it's brand name is Tylenol, Datril, Panadol, Valorin, or approx. 60 other brand names. The same goes for aspirin.