aspirin butalbital caffeine and codeine https://www.amasyamertur.com; Therapeutic Effect(s): Decreased severity of headache pain with some sedation. PO (Adults): 1-2 capsules or tablets (50-a hundred mg butalbital) each four hr as wanted for pain (mustn't exceed 6 tablets or capsules/24 hr). Are taking high doses of drugs that contain opiates or the sedative...