Hyperventilation: Drug Therapy Therapy goals Normal respiratory rate (12-18/min). Anxiolysis (drug therapy to reduce anxiety). Therapy recommendations If necessary, rebreathing into a bag to enrich the breathing air with carbon dioxide For anxiolysis: oxazepam, lorazepam (benzodiazepines). Wg. drug therapy of tetany (painful muscle spasms) see under tetany / drug therapy. See also under “Further therapy”.