Adverse Reactions

Adverse reactions were mostly Grade 1 or 2 in CAPItello-2811

ARs in ≥10% (all grades) of patients with PTEN-deficient mAPMN/S prostate cancer

Adverse reaction TRUQAP + abi/
pred
(n=503)
Placebo + abi/
pred
(n=503)
All Grades (%) Grade
3-4 (%)
All Grades (%) Grade
3-4 (%)
Gastrointestinal disorders      
Diarrhea 53 6 9 0.4
Nausea 13 0.6 5 0.2
Skin and subcutaneous tissue disorders      
Cutaneous adverse reactions* 53 17 16 0.4
General disorders and administration site conditions      
Fatigue 26 1.2 19 1.2
Pyrexia 11 1.2 3.2 0
Infections and infestations      
Urinary tract infections 16 4.2 12 1.8
Pneumonia 11 6 6 2.4
Metabolism and nutrition disorders      
Decreased appetite 10 1 4.2 0

The safety profile observed in CAPItello-281 was generally consistent with the established safety profile of TRUQAP

Clinically relevant ARs occurring in <10% of patients treated with TRUQAP included vomiting, stomatitis, decreased weight, dyspepsia, dysgeusia, hypersensitivity, and diabetic ketoacidosis.

The median time to onset of hyperglycemia, diarrhea, and rash was 2 to 10 weeks1:

  • 71 days (range: 1 to 1,454) for hyperglycemia
  • 12 days (range: 3 to 48) for diarrhea
  • 13 days (range: 11 to 63) for rash

*Cutaneous adverse reaction includes brachioradial pruritus, dermatitis, dermatitis acneiform, dermatitis allergic, dermatitis atopic, dermatitis exfoliative, dermatitis exfoliative generalized, drug eruption, dry skin, eczema, eczema asteatotic, eczema nummular, erythema, erythema ab igne, erythema multiforme, exfoliative rash, eye pruritus, eyelids pruritus, genital erythema, mucocutaneous rash, palmar-plantar erythrodysesthesia syndrome, pruritus, pruritus allergic, pruritus genital, purpura, rash, rash erythematous, rash macular, rash maculo-papular, rash papular, rash pruritic, rash pustular, skin exfoliation, skin fissures, skin ulcer, stoma site rash, urticaria, and urticaria papular.

Includes other related terms.

Laboratory Abnormalities

Safety and tolerability profile1

Laboratory abnormalities (≥10% of patients)

Laboratory abnormality TRUQAP + abi/pred* Placebo + abi/pred
All Grades (%) Grade 3-4 (%) All Grades (%) Grade 3-4 (%)
Chemistry      
Increased fasting glucose 70 14 50 3
Decreased potassium 51 19 36 10
Increased creatinine 49 7 24 3
Increased non-fasting glucose 49 23 31 2.3
Increased triglycerides 37 3 32 2.6
Increased alanine aminotransferase 38 9 36 6
Increased aspartate aminotransferase 36 7 37 4
Decreased sodium 30 5 23 3.6
Hematology      
Decreased hemoglobin 61 8 46 3.2
Decreased lymphocytes 58 17 36 9

CAPItello-281 allowed for patients with HbA1C <8% and diabetes not requiring insulin

*The denominator used to calculate the rate varied from 472 to 500 based on the number of patients with a baseline value and at least one post-treatment value.

The denominator used to calculate the rate varied from 485 to 500 based on the number of patients with a baseline value and at least one post-treatment value.

Rates of Dose Adjustments

Rates of dose discontinuations due to ARs

TRUQAP discontinuation due to ARs occurred in 20% of patients

  • The most frequent (≥2%) ARs leading to treatment discontinuation were cutaneous adverse reactions (8%) and hyperglycemia (2.4%)

Rates of dose reductions due to ARs

Dose reductions of TRUQAP due to ARs occurred in 32% of patients

  • The most frequent (≥2%) ARs leading to dose reduction were cutaneous adverse reactions (12%), hyperglycemia (9%), diarrhea (5%), and fatigue (2%)

Explore the efficacy of TRUQAP

See TRUQAP efficacy data

Learn about the optimized dosing schedule for TRUQAP

See TRUQAP dosing

Abi=abiraterone; AR=adverse reaction; HbA1C=glycated hemoglobin; mAPMN/S=metastatic androgen pathway modulation-naïve/sensitive; mHSPC=metastatic hormone-sensitive prostate cancer; Pred=prednisone; PTEN=phosphatase and tensin homolog.

Reference: 1. TRUQAP® (capivasertib) [prescribing information]. Wilmington, DE: AstraZeneca Pharmaceuticals LP; 2026.