Executive Summary
Azoth Analytics has released a research report titled "Global Malignant Pleural Mesothelioma Market (2024 Edition)" which provides a Pemetrexed and Combination analysis of the Global Malignant Pleural Mesothelioma industry in terms of market segmentation By Drug Type (Pemetrexed and Combination, Cisplatin), By Route of Administration (Oral, Parenteral) By Distribution Channel (Hospital Pharmacy, Retail & Online Pharmacy) for the historical period of 2020-2023, the estimates of 2024 and the forecast period of 2025-2030.
The report analyses the Malignant Pleural Mesothelioma Market by Region (Americas, Europe, Asia Pacific, Middle East & Africa) and 10 Countries (United States, Canada, Germany, United Kingdom, France, Italy, Spain, China, Japan, India). The Global Malignant Pleural Mesothelioma market showcased growth at a CAGR of 4.98% during 2020-2023. The market was valued at USD 648.99 Million in 2023 which is expected to reach USD 1045.69 Million in 2030.
The global Malignant Pleural Mesothelioma market is projected to experience significant growth during the forecast period, driven by several key factors. Among the most prominent drivers is the increasing incidence of asbestos-related diseases, particularly in regions with historical asbestos use. According to the World Health Organization (WHO), asbestos remains the primary cause of mesothelioma, underscoring the persistent risk in certain regions.
Innovative treatment options, such as immunotherapy and gene therapy, are also contributing to market expansion by offering improved outcomes and new hope for patients. These novel therapies are gaining traction, especially in developed regions, where advanced healthcare infrastructure supports the adoption of cutting-edge treatments. Rising awareness campaigns are helping improve early detection rates, further enhancing the effectiveness of these therapies.
Furthermore, the growing healthcare infrastructure in emerging markets is enabling greater access to advanced diagnostic and treatment options, fueling market growth.
Scope of the Report:
- The report analyses the Malignant Pleural Mesothelioma Market by Value (USD Million).
- The report analyses the Malignant Pleural Mesothelioma Market by Region (Americas, Europe, Asia Pacific, Middle East & Africa) and 10 Countries (United States, Canada, Germany, United Kingdom, France, Italy, Spain, China, Japan, India).
- The report presents the analysis of Malignant Pleural Mesothelioma Market for the historical period of 2020-2023, the estimated year 2024 and the forecast period of 2025-2030.
- The report analyses the Malignant Pleural Mesothelioma Market By Drug Type (Pemetrexed and Combination, Cisplatin, Carboplatin, Gemcitabine, Vinorelbine, Other Drug Types)
- The report analyses the Malignant Pleural Mesothelioma Market By Route of Administration (Oral, and Parenteral).
- The report analyses the Malignant Pleural Mesothelioma Market By Distribution Channel (Hospital Pharmacy, Retail & Online Pharmacy).
- The key insights of the report have been presented through the frameworks of SWOT and Porter's Five Forces Analysis. Also, the attractiveness of the market has been presented by region, By Drug Type, By Route of Administration and By Distribution Channel.
- Also, the major opportunities, trends, drivers, and challenges of the industry has been analyzed in the report.
- The report tracks competitive developments, strategies, mergers and acquisitions and new product development. The companies analyzed in the report include Bristol Myers Squibb, F. Hoffmann-La Roche AG, Merck & Co., Inc, Eli Lily & Co., Pfizer, Novartis, Teva Pharmaceuticals, GSK plc, AstraZeneca PLC, and Bayer AG
Table of Contents
1. Market Background
- 1.1 Scope and Product Outlook
- 1.2 Executive Summary
- 1.3 Research Methodology
2. Analyst Recommendations
- 2.1 Expanding Clinical Trials for Novel Route of Administration
- 2.2 Capitalizing on Emerging Markets in Asia-Pacific and Latin America
3. Global Malignant Pleural Mesothelioma Market: Historic and Forecast
- 3.1 Impact Analysis of Macro Economic Factors on Malignant Pleural Mesothelioma Market
- 3.2 Top exporters of Asbestos by country in 2021
- 3.3 Top Importer of Asbestos by country in 2021
- 3.4 Prevalence and Incidence of Mesothelioma 2018-2021
- 3.5 Global Malignant Pleural Mesothelioma Market: Dashboard
- 3.6 Global Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 3.7 Global Malignant Pleural Mesothelioma Market: Market Value Assessment
- 3.8 Global Malignant Pleural Mesothelioma Market Segmentation: By Drug Type
- 3.8.1 Global Malignant Pleural Mesothelioma Market, By Drug Type Overview
- 3.8.2 Global Malignant Pleural Mesothelioma Market Attractiveness Index, By Drug Type
- 3.8.3 Global Malignant Pleural Mesothelioma Market Size, By Pemetrexed and Combination , By Value, 2020H-2030F (USD Million & CAGR)
- 3.8.4 Global Malignant Pleural Mesothelioma Market Size, By Cisplatin, By Value, 2020H-2030F (USD Million & CAGR)
- 3.8.5 Global Malignant Pleural Mesothelioma Market Size, By Carboplatin , By Value, 2020H-2030F (USD Million & CAGR)
- 3.8.6 Global Malignant Pleural Mesothelioma Market Size, By Gemcitabine, By Value, 2020H-2030F (USD Million & CAGR)
- 3.8.7 Global Malignant Pleural Mesothelioma Market Size, By Vinorelbine , By Value, 2020H-2030F (USD Million & CAGR)
- 3.8.8 Global Malignant Pleural Mesothelioma Market Size, By Other Drug Types, By Value, 2020H-2030F (USD Million & CAGR)
- 3.9 Global Malignant Pleural Mesothelioma Market Segmentation: By Route of Administration
- 3.9.1 Global Malignant Pleural Mesothelioma Market, By Route of Administration Overview
- 3.9.2 Global Malignant Pleural Mesothelioma Market Attractiveness Index, By Route of Administration
- 3.9.3 Global Malignant Pleural Mesothelioma Market Size, By Oral, By Value, 2020H-2030F (USD Million & CAGR)
- 3.9.4 Global Malignant Pleural Mesothelioma Market Size, By Parenteral, By Value, 2020H-2030F (USD Million & CAGR)
- 3.10 Global Malignant Pleural Mesothelioma Market Segmentation: By Distribution Channel
- 3.10.1 Global Malignant Pleural Mesothelioma Market, By Distribution Channel Overview
- 3.10.2 Global Malignant Pleural Mesothelioma Market Attractiveness Index, By Distribution Channel
- 3.10.3 Global Malignant Pleural Mesothelioma Market Size, By Hospital Pharmacy, By Value, 2020H-2030F (USD Million & CAGR)
- 3.10.4 Global Malignant Pleural Mesothelioma Market Size, By Retail & Online Pharmacy, By Value, 2020H-2030F (USD Million & CAGR)
4. Malignant Pleural Mesothelioma Market, Region Analysis
- 4.1 Regional Coverage of the Study
- 4.2 Regional Snapshot
5. Americas Malignant Pleural Mesothelioma Market: Historic and Forecast
- 5.1 Americas Malignant Pleural Mesothelioma Market: Snapshot
- 5.2 Americas Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 5.3 Americas Malignant Pleural Mesothelioma Market: Key Factors
- 5.4 Americas Malignant Pleural Mesothelioma Market: Segment Analysis
- 5.5 Americas Malignant Pleural Mesothelioma Market Segmentation: By Drug Type
- 5.5.1 Americas Malignant Pleural Mesothelioma Market, By Drug Type Overview
- 5.5.2 Americas Malignant Pleural Mesothelioma Market Size, By Pemetrexed and Combination , By Value, 2020H-2030F (USD Million & CAGR)
- 5.5.3 Americas Malignant Pleural Mesothelioma Market Size, By Cisplatin, By Value, 2020H-2030F (USD Million & CAGR)
- 5.5.4 Americas Malignant Pleural Mesothelioma Market Size, By Carboplatin, By Value, 2020H-2030F (USD Million & CAGR)
- 5.5.5 Americas Malignant Pleural Mesothelioma Market Size, By Gemcitabine, By Value, 2020H-2030F (USD Million & CAGR)
- 5.5.6 Americas Malignant Pleural Mesothelioma Market Size, By Vinorelbine, By Value, 2020H-2030F (USD Million & CAGR)
- 5.5.7 Americas Malignant Pleural Mesothelioma Market Size, By Other Drug Types, By Value, 2020H-2030F (USD Million & CAGR)
- 5.6 Americas Malignant Pleural Mesothelioma Market Segmentation: Route of Administration
- 5.6.1 Americas Malignant Pleural Mesothelioma Market, By Route of Administration Overview
- 5.6.2 Americas Malignant Pleural Mesothelioma Market Size, By Oral, By Value, 2020H-2030F (USD Million & CAGR)
- 5.6.3 Americas Malignant Pleural Mesothelioma Market Size, By Parenteral, By Value, 2020H-2030F (USD Million & CAGR)
- 5.7 Americas Malignant Pleural Mesothelioma Market Segmentation: By Distribution Channel
- 5.7.1 Americas Malignant Pleural Mesothelioma Market, By Distribution Channel Overview
- 5.7.2 Americas Malignant Pleural Mesothelioma Market Size, By Hospital Pharmacy, By Value, 2020H-2030F (USD Million & CAGR)
- 5.7.3 Americas Malignant Pleural Mesothelioma Market Size, By Retail & Online Pharmacy, By Value, 2020H-2030F (USD Million & CAGR)
- 5.8 Americas Malignant Pleural Mesothelioma Market Segmentation: By Country
- 5.8.1 Americas Malignant Pleural Mesothelioma Market, by Country Overview
- 5.8.2 United States Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 5.8.2.1 United States Malignant Pleural Mesothelioma Market, By Drug Type
- 5.8.2.2 United States Malignant Pleural Mesothelioma Market, By Route of Administration
- 5.8.2.3 United States Malignant Pleural Mesothelioma Market, By Distribution Channel
- 5.8.3 Canada Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 5.8.3.1 Canada Malignant Pleural Mesothelioma Market, By Drug Type
- 5.8.3.2 Canada Malignant Pleural Mesothelioma Market, By Route of Administration
- 5.8.3.3 Canada Malignant Pleural Mesothelioma Market, By Distribution Channel
- 5.8.4 Rest of Americas Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 5.8.4.1 Rest of Americas Malignant Pleural Mesothelioma Market, By Drug Type
- 5.8.4.2 Rest of Americas Malignant Pleural Mesothelioma Market, By Route of Administration
- 5.8.4.3 Rest of Americas Malignant Pleural Mesothelioma Market, By Distribution Channel
6. Europe Malignant Pleural Mesothelioma Market: Historic and Forecast
- 6.1 Europe Malignant Pleural Mesothelioma Market: Snapshot
- 6.2 Europe Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 6.3 Europe Malignant Pleural Mesothelioma Market: Key Factors
- 6.4 Europe Malignant Pleural Mesothelioma Market: Segment Analysis
- 6.5 Europe Malignant Pleural Mesothelioma Market Segmentation: By Drug Type
- 6.5.1 Europe Malignant Pleural Mesothelioma Market, By Drug Type Overview
- 6.5.2 Europe Malignant Pleural Mesothelioma Market Size, By Pemetrexed and Combination , By Value, 2020H-2030F (USD Million & CAGR)
- 6.5.3 Europe Malignant Pleural Mesothelioma Market Size, By Cisplatin, By Value, 2020H-2030F (USD Million & CAGR)
- 6.5.4 Europe Malignant Pleural Mesothelioma Market Size, By Carboplatin, By Value, 2020H-2030F (USD Million & CAGR)
- 6.5.5 Europe Malignant Pleural Mesothelioma Market Size, By Gemcitabine, By Value, 2020H-2030F (USD Million & CAGR)
- 6.5.6 Europe Malignant Pleural Mesothelioma Market Size, By Vinorelbine, By Value, 2020H-2030F (USD Million & CAGR)
- 6.5.7 Europe Malignant Pleural Mesothelioma Market Size, By Other Drug Types, By Value, 2020H-2030F (USD Million & CAGR)
- 6.6 Europe Malignant Pleural Mesothelioma Market Segmentation: By Route of Administration
- 6.6.1 Europe Malignant Pleural Mesothelioma Market, By Route of Administration Overview
- 6.6.2 Europe Malignant Pleural Mesothelioma Market Size, By Oral, By Value, 2020H-2030F (USD Million & CAGR)
- 6.6.3 Europe Malignant Pleural Mesothelioma Market Size, By Parenteral, By Value, 2020H-2030F (USD Million & CAGR)
- 6.7 Europe Malignant Pleural Mesothelioma Market Segmentation: By Distribution Channel
- 6.7.1 Europe Malignant Pleural Mesothelioma Market, By Distribution Channel Overview
- 6.7.2 Europe Malignant Pleural Mesothelioma Market Size, By Hospital Pharmacy, By Value, 2020H-2030F (USD Million & CAGR)
- 6.7.3 Europe Malignant Pleural Mesothelioma Market Size, By Retail & Online Pharmacy, By Value, 2020H-2030F (USD Million & CAGR)
- 6.8 Europe Malignant Pleural Mesothelioma Market Segmentation: By Country
- 6.8.1 Europe Malignant Pleural Mesothelioma Market, by Country Overview
- 6.8.2 United Kingdom Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 6.8.2.1 United Kingdom Malignant Pleural Mesothelioma Market, By Drug Type
- 6.8.2.2 United Kingdom Malignant Pleural Mesothelioma Market, By Route of Administration
- 6.8.2.3 United Kingdom Malignant Pleural Mesothelioma Market, By Distribution Channel
- 6.8.3 Germany Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 6.8.3.1 Germany Malignant Pleural Mesothelioma Market, By Drug Type
- 6.8.3.2 Germany Malignant Pleural Mesothelioma Market, By Route of Administration
- 6.8.3.3 Germany Malignant Pleural Mesothelioma Market, By Distribution Channel
- 6.8.4 France Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 6.8.4.1 France Malignant Pleural Mesothelioma Market, By Drug Type
- 6.8.4.2 France Malignant Pleural Mesothelioma Market, By Route of Administration
- 6.8.4.3 France Malignant Pleural Mesothelioma Market, By Distribution Channel
- 6.8.5 Italy Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 6.8.5.1 Italy Malignant Pleural Mesothelioma Market, By Drug Type
- 6.8.5.2 Italy Malignant Pleural Mesothelioma Market, By Route of Administration
- 6.8.5.3 Italy Malignant Pleural Mesothelioma Market, By Distribution Channel
- 6.8.6 Spain Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 6.8.6.1 Spain Malignant Pleural Mesothelioma Market, By Drug Type
- 6.8.6.2 Spain Malignant Pleural Mesothelioma Market, By Route of Administration
- 6.8.6.3 Spain Malignant Pleural Mesothelioma Market, By Distribution Channel
- 6.8.7 Rest of Europe Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 6.8.7.1 Rest of Europe Malignant Pleural Mesothelioma Market, By Drug Type
- 6.8.7.2 Rest of Europe Malignant Pleural Mesothelioma Market, By Route of Administration
- 6.8.7.3 Rest of Europe Malignant Pleural Mesothelioma Market, By Distribution Channel
7. Asia Pacific Malignant Pleural Mesothelioma Market: Historic and Forecast
- 7.1 Asia Pacific Malignant Pleural Mesothelioma Market: Snapshot
- 7.2 Asia Pacific Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 7.3 Asia Pacific Malignant Pleural Mesothelioma Market: Key Factors
- 7.4 Asia Pacific Malignant Pleural Mesothelioma Market: Segment Analysis
- 7.5 Asia Pacific Malignant Pleural Mesothelioma Market Segmentation: By Drug Type
- 7.5.1 Asia Pacific Malignant Pleural Mesothelioma Market, By Drug Type Overview
- 7.5.2 Asia Pacific Malignant Pleural Mesothelioma Market Size, By Pemetrexed and Combination , By Value, 2020H-2030F (USD Million & CAGR)
- 7.5.3 Asia Pacific Malignant Pleural Mesothelioma Market Size, By Cisplatin, By Value, 2020H-2030F (USD Million & CAGR)
- 7.5.4 Asia Pacific Malignant Pleural Mesothelioma Market Size, By Carboplatin, By Value, 2020H-2030F (USD Million & CAGR)
- 7.5.5 Asia Pacific Malignant Pleural Mesothelioma Market Size, By Gemcitabine, By Value, 2020H-2030F (USD Million & CAGR)
- 7.5.6 Asia Pacific Malignant Pleural Mesothelioma Market Size, By Vinorelbine, By Value, 2020H-2030F (USD Million & CAGR)
- 7.5.7 Asia Pacific Malignant Pleural Mesothelioma Market Size, By Other Drug Types, By Value, 2020H-2030F (USD Million & CAGR)
- 7.6 Asia Pacific Malignant Pleural Mesothelioma Market Segmentation: By Route of Administration
- 7.6.1 Asia Pacific Malignant Pleural Mesothelioma Market, By Route of Administration Overview
- 7.6.2 Asia Pacific Malignant Pleural Mesothelioma Market Size, By Oral, By Value, 2020H-2030F (USD Million & CAGR)
- 7.6.3 Asia Pacific Malignant Pleural Mesothelioma Market Size, By Parenteral, By Value, 2020H-2030F (USD Million & CAGR)
- 7.7 Asia Pacific Malignant Pleural Mesothelioma Market Segmentation: By Distribution Channel
- 7.7.1 Asia Pacific Malignant Pleural Mesothelioma Market, By Distribution Channel Overview
- 7.7.2 Asia Pacific Malignant Pleural Mesothelioma Market Size, By Hospital Pharmacy, By Value, 2020H-2030F (USD Million & CAGR)
- 7.7.3 Asia Pacific Malignant Pleural Mesothelioma Market Size, By Retail & Online Pharmacy, By Value, 2020H-2030F (USD Million & CAGR)
- 7.8 Asia Pacific Malignant Pleural Mesothelioma Market Segmentation: By Country
- 7.8.1 Asia Pacific Malignant Pleural Mesothelioma Market, by Country Overview
- 7.8.2 China Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 7.8.2.1 China Malignant Pleural Mesothelioma Market, By Drug Type
- 7.8.2.2 China Malignant Pleural Mesothelioma Market, By Route of Administration
- 7.8.2.3 China Malignant Pleural Mesothelioma Market, By Distribution Channel
- 7.8.3 India Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 7.8.3.1 India Malignant Pleural Mesothelioma Market, By Drug Type
- 7.8.3.2 India Malignant Pleural Mesothelioma Market, By Route of Administration
- 7.8.3.3 India Malignant Pleural Mesothelioma Market, By Distribution Channel
- 7.8.4 Japan Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 7.8.4.1 Japan Malignant Pleural Mesothelioma Market, By Drug Type
- 7.8.4.2 Japan Malignant Pleural Mesothelioma Market, By Route of Administration
- 7.8.4.3 Japan Malignant Pleural Mesothelioma Market, By Distribution Channel
- 7.8.5 Rest of Asia Pacific Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 7.8.5.1 Rest of Asia Pacific Malignant Pleural Mesothelioma Market, By Drug Type
- 7.8.5.2 Rest of Asia Pacific Malignant Pleural Mesothelioma Market, By Route of Administration
- 7.8.5.3 Rest of Asia Pacific Malignant Pleural Mesothelioma Market, By Distribution Channel
8. Middle East and Africa Malignant Pleural Mesothelioma Market: Historic and Forecast
- 8.1 Middle East and Africa Malignant Pleural Mesothelioma Market: Snapshot
- 8.2 Middle East and Africa Malignant Pleural Mesothelioma Market: Market Size and CAGR, 2020-2030 (USD Million & CAGR)
- 8.3 Middle East and Africa Malignant Pleural Mesothelioma Market: Key Factors
- 8.4 Middle East and Africa Malignant Pleural Mesothelioma Market: Segment Analysis
- 8.5 Middle East and Africa Malignant Pleural Mesothelioma Market Segmentation: By Drug Type
- 8.5.1 Middle East and Africa Malignant Pleural Mesothelioma Market, By Drug Type Overview
- 8.5.2 Middle East and Africa Malignant Pleural Mesothelioma Market Size, By Pemetrexed and Combination , By Value, 2020H-2030F (USD Million & CAGR)
- 8.5.3 Middle East and Africa Malignant Pleural Mesothelioma Market Size, By Cisplatin, By Value, 2020H-2030F (USD Million & CAGR)
- 8.5.4 Middle East and Africa Malignant Pleural Mesothelioma Market Size, By Carboplatin, By Value, 2020H-2030F (USD Million & CAGR)
- 8.5.5 Middle East and Africa Malignant Pleural Mesothelioma Market Size, By Gemcitabine, By Value, 2020H-2030F (USD Million & CAGR)
- 8.5.6 Middle East and Africa Malignant Pleural Mesothelioma Market Size, By Vinorelbine, By Value, 2020H-2030F (USD Million & CAGR)
- 8.5.7 Middle East and Africa Malignant Pleural Mesothelioma Market Size, By Other Drug Types, By Value, 2020H-2030F (USD Million & CAGR)
- 8.6 Middle East and Africa Malignant Pleural Mesothelioma Market Segmentation: By Route of Administration
- 8.6.1 Middle East and Africa Malignant Pleural Mesothelioma Market, By Route of Administration Overview
- 8.6.2 Middle East and Africa Malignant Pleural Mesothelioma Market Size, By Oral, By Value, 2020H-2030F (USD Million & CAGR)
- 8.6.3 Middle East and Africa Malignant Pleural Mesothelioma Market Size, By Parenteral, By Value, 2020H-2030F (USD Million & CAGR)
- 8.7 Middle East and Africa Malignant Pleural Mesothelioma Market Segmentation: By Distribution Channel
- 8.7.1 Middle East and Africa Malignant Pleural Mesothelioma Market, By Distribution Channel Overview
- 8.7.2 Middle East and Africa Malignant Pleural Mesothelioma Market Size, By Hospital Pharmacy, By Value, 2020H-2030F (USD Million & CAGR)
- 8.7.3 Middle East and Africa Malignant Pleural Mesothelioma Market Size, By Retail & Online Pharmacy, By Value, 2020H-2030F (USD Million & CAGR)
9. Market Dynamics
- 9.1 Impact assessment of Market Dynamics on Malignant Pleural Mesothelioma Market
- 9.2 Drivers
- 9.3 Restraints
- 9.4 Trends
10. Industry Ecosystem Analysis
11. Competitive Positioning
- 11.1 Companies' Product Positioning
- 11.2 Market Position Matrix
- 11.3 Market Share Analysis of Malignant Pleural Mesothelioma Market
- 11.4 Company Profiles
- 11.4.1 Bristol Myers Squibb
- 11.4.2 F. Hoffmann-La Roche AG
- 11.4.3 Merck & Co., Inc
- 11.4.4 Eli Lily & Co.
- 11.4.5 Pfizer
- 11.4.6 Novartis
- 11.4.7 Teva Pharmaceuticals
- 11.4.8 GSK plc
- 11.4.9 AstraZeneca PLC
- 11.4.10 Bayer AG
12. About Us & Disclaimer