Who makes Atezolizumab - 21 Day Cycle?

Atezolizumab - 21 Day Cycle is developed by Pfizer Inc..

What development phase is Atezolizumab - 21 Day Cycle in?

Atezolizumab - 21 Day Cycle is in Phase 1.

What are the side effects of Atezolizumab - 21 Day Cycle?

Common side effects include ANAEMIA, NAUSEA, ALOPECIA, FATIGUE, Fatigue, Anaemia.

What is the generic name of Atezolizumab - 21 Day Cycle?

atezolizumab-21-day-cycle is the generic (nonproprietary) name of Atezolizumab - 21 Day Cycle.

Last reviewed 2026-04-20 · How we verify

Atezolizumab - 21 Day Cycle (atezolizumab-21-day-cycle)

Pfizer Inc. · Phase 1 active Monoclonal antibody Quality 15/100

At a glance

Generic name	atezolizumab-21-day-cycle
Sponsor	Pfizer Inc.
Modality	Monoclonal antibody
Phase	Phase 1

Approved indications

No approved indications tracked.

Common side effects

ANAEMIA
NAUSEA
ALOPECIA
FATIGUE
Fatigue
Anaemia
CONSTIPATION
DIARRHOEA
NEUTROPENIA
Nausea
ARTHRALGIA
Diarrhoea

Key clinical trials

A Study of Targeted Agents for Patients With Recurrent or Persistent Endometrial Cancer (PHASE1, PHASE2)

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

Source	Used for
ClinicalTrials.gov	Trial enrolment, design, endpoints, results

Competitive intelligence

For the full competitive landscape — auto-detected comparators, recent regulatory actions across the set, upcoming PDUFA, patent timeline, sponsor landscape:

Atezolizumab - 21 Day Cycle CI brief — competitive landscape report
Atezolizumab - 21 Day Cycle updates RSS · CI watch RSS
Pfizer Inc. portfolio CI