A drug used to treat or prevent pneumocystis carinii pneumonia (PCP).

a drug used to prevent and treat Pneumocystis carinii pneumonia. Intravenous pentamidine is used to treat severe cases of PCP, especially in patients who cannot tolerate TMP-SMX. Aerosolized pentamidine is used as a prophylaxis against PCP. Side effects may include pancreatitis.

Pentamidine isethionate is an antimicrobial medication primarily given for prevention and treatment of Pneumocystis jiroveci pneumonia, also formerly known as Pneumocystis carinii pneumonia (PCP), a severe interstitial type of pneumonia often seen in patients with HIV infection. PCP is considered an 'opportunistic infection', endagering only immunodeficient patients such as those with HIV/AIDS. The mortality of untreated PCP is very high.