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.
2. Reduce the maximum recommended single dose from 1,000 mg per day (two extra strength Tylenol) to 650 mg per day (two regular strength Tylenol). 3. Require that only one concentration of liquid acetaminophen be marketed to avoid confusion and accidental overdose, especially in children.