PrecISE (Precision Interventions for Severe and/or Exacerbation-Prone Asthma) Network Study

Mix 1-2 packets, as instructed by a physician, into liquid or food three times daily

12.5 mg subcutaneous injection given once every 4 weeks for 16 weeks. Lab driven dose reductions will be made based on safety lab data. If criteria are met for dose reduction, the participant will be reduced to a 6.25 mg dose.

7 mg taken orally once a day, on an empty stomach, for 16 weeks

Two 100 mg tablets orally once a day with a meal and an 8 oz glass of water for 2 weeks. If the drug is well tolerated, participants will titrate up to four 100 mg tablets once a day with a meal and an 8 oz glass of water for 14 weeks. Safety labs will be collected at each study visit to monitor the tolerability of each participant.

50 mg capsule orally twice a day for 16 weeks.

"MCT Matching Placebo: MCT matching placebo packets. Mix 1-2 packets, as instructed by a physician, into liquid or food three times daily~Clazakizumab Matching Placebo: 12.5 mg subcutaneous saline injection given once every 4 weeks for 16 weeks.~Broncho-Vaxom Matching Placebo: 7 mg matching placebo taken orally once a day on an empty stomach for 16 weeks~Imatinib Matching Placebo: Two 100 mg placebo tablets orally once a day with a meal and an 8 oz glass of water for 2 weeks. Then four 100 mg placebo tablets once a day with a meal and an 8 oz glass of water for 14 weeks.~Cavosonstat Matching Placebo: 50 mg matching placebo capsule orally twice a day for 16 weeks."