Malignant pleural mesothelioma Pemetrexed Lilly in combination with cisplatin is indicated for the treatment of chemotherapy naïve patients with unresectable malignant pleural mesothelioma. Non-small cell lung cancer Pemetrexed Lilly in combination with cisplatin is indicated for the first line treatment of patients with locally advanced or metastatic non-small cell lung cancer other than predominantly squamous cell histology. Pemetrexed Lilly is indicated as monotherapy for the maintenance treatment of locally advanced or metastatic non-small cell lung cancer other than predominantly squamous cell histology in patients whose disease has not progressed immediately following platinum-based chemotherapy. Pemetrexed Lilly is indicated as monotherapy for the second line treatment of patients with locally advanced or metastatic non small cell lung cancer other than predominantly squamous cell histology.