Aminophylline for Patients With Post-Dural Puncture Headache

Exclusion Criteria

• •a previous history of headache that could interfere with PDPH diagnosis;
• •a history of central nervous system diseases including intracranial hemorrhage, seizures, intracranial hypertension, and hydrocephalus;
• •a history of cardiovascular system diseases including coronary heart disease, arrhythmias, and hypertension;
• •a history of peptic ulcer.
• •women who were pregnant, nursing, or planning a pregnancy.