DrugDigest: Pentamidine Inhalation: Information on dosage, usage, side effects, interactions, and drug comparisons including generics when available. Sold under brand names such as: NebuPent and Pentam 300.Nebupent: Full prescribing information from RxList.Pentam: a.k.a. Pentamidine IV.Pentamidine (aerosolized): a.k.a. NebuPent.