Pharma Tips-185

946. There are 400,000 units of penicillin in 250 mg.
947. Treatment with alteplase should only be initiated within 3 hours after the onset of stroke symptoms.
948. Age, weight, and sex; medical conditions; the dose of the medicine; other medicines; and vitamins, herbals, and other dietary supplements can affect how medicines work.
949. Nausea and vomiting may occur with opioid therapy particularly in the initial stages but can be prevented by giving an antiemetic such as haloperidol or metoclopramide.
950. Physical dependence includes tolerance (requiring larger dosages or repeated use) and withdrawal symptoms (mental and physical) when it is stopped.