These include simple analgesics (such as ibuprofen and acetaminophen) and opioids such as morphine. Acute pain is usually managed with medications such as analgesics and anesthetics. Sedatives, analgesics and paralytic agents are often used. It may also be potentiated by opioid analgesics. This may occur with triptans, ergotamines, and analgesics, especially opioid analgesics. As a hydrogenated ketone of morphine, it shares the pharmacologic properties typical of opioid analgesics. Various analgesics (painkillers) may be used in controlling the headaches of intracranial hypertension. Anesthetics are distinct from analgesics, which block only sensation of painful stimuli. Symptoms can be relieved by use of analgesics and corticosteroids. It provides a calmative effect in preparations containing the analgesics paracetamol (acetaminophen) and codeine. Analgesics (pain medications) can be given to reduce pain. However treatment with antipyretics, oral anaesthetics and analgesics is often needed. Combined oral analgesics, antihistaminics and decongestants are generally effective for older children and adults. Benzodiazepines may be used in addition to analgesics to help with anxiety. Antacids and simple analgesics do not usually relieve the pain.