The types segment classifies diprophylline formulations into immediate‑release tablets, extended‑release tablets, injectable solutions, and oral suspensions. Immediate‑release tablets, representing approximately 45 % of volume, are favored for acute exacerbations because of rapid onset and ease of self‑administration. Extended‑release tablets account for 30 % of the market, targeting chronic management where sustained plasma concentrations reduce dosing frequency and improve adherence. Injectable solutions, though niche at roughly 15 %, serve hospital settings where intravenous delivery ensures controlled dosing for severe cases or patients unable to tolerate oral intake. Oral suspensions, comprising the remaining 10 %, address pediatric and geriatric cohorts that require liquid dosage forms for accurate titration. Each type contributes to overall market size by aligning with distinct clinical pathways, reimbursement classifications, and patient‑centric considerations. The distribution of formulation shares also reflects manufacturing investment patterns, with larger firms prioritizing scalable tablet lines, while specialized manufacturers focus on injectable and suspension capabilities to capture differentiated segments.