Supervised synthesis

Human Evidence Reviews

Start with the study design, population, outcomes, limitations, and open questions—not a verdict. Every factual sentence is pinned to an explicitly reviewed source snapshot.

Reviewed collection

Explore 37 source-pinned reviews

Showing all 37 reviews

Bone health

Abaloparatide

No update registered
3 reviewed sources3 study sectionsv1 current review
Reviewed through
September 14, 2026
Last integrity check
September 14, 2026
Latest notice date
None registered

ACTIVE reported fewer new vertebral and nonvertebral fractures with abaloparatide than placebo in postmenopausal women. Its extension studied subsequent alendronate in both groups. ATOM reported greater bone-density gains in men; that endpoint does not by itself establish fracture reduction in men.

Conditions
Osteoporosis
Population
Postmenopausal women · Men
Design
Randomized controlled trial · Extension study
Phase
Phase 3

Photoprotection and exploratory research

Afamelanotide

No update registered
4 reviewed sources4 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

The EPP trials reported longer pain-free sunlight exposure. Evidence in vitiligo concerns combination treatment with phototherapy; the six-person stroke study cannot establish treatment benefit or safety. Results from these different settings should not be pooled.

Conditions
Erythropoietic protoporphyria · Vitiligo · Acute ischemic stroke
Population
Adults
Design
Randomized controlled trial · Observational study · Uncontrolled study
Phase
Phase 3 · Phase 2 · Phase 1 · Not applicable

Metabolic health

Amycretin

No update registered
5 reviewed sources5 study sectionsv2 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

Early trials reported weight reductions but were designed primarily to assess safety and tolerability. Later zenagamtide studies reported improved glycated hemoglobin in type 2 diabetes. Gastrointestinal adverse events and study discontinuations matter when interpreting these findings.

Conditions
Overweight · Obesity · Type 2 diabetes
Population
Adults
Design
Randomized controlled trial
Phase
Phase 1 · Phase 1b/2a · Phase 2

Early human research

BPC-157

Check partially unavailable
3 reviewed sources3 study sectionsv1 current review
Reviewed through
August 18, 2026
Last integrity check
August 19, 2026
Latest notice date
None registered

This source set contains a two-person uncontrolled safety pilot, a narrative review dominated by preclinical research, and a recruiting Phase 2 protocol with no posted results. It does not establish human efficacy.

Conditions
Safety observations · Acute hamstring strain
Population
Healthy adults · Adults with acute injury
Design
Uncontrolled study · Trial protocol · Narrative review
Phase
Phase 2 · Not applicable

Sexual health

Bremelanotide

No update registered
3 reviewed sources3 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

RECONNECT reported improvements in desire and related distress in premenopausal women with hypoactive sexual desire disorder. Nausea, flushing and headache were more frequent with bremelanotide. Safety analyses overlap the efficacy-trial population.

Conditions
Hypoactive sexual desire disorder · Female sexual dysfunction
Population
Premenopausal women
Design
Randomized controlled trial · Integrated safety analysis
Phase
Phase 2 · Phase 3

Metabolic health

Cagrilintide

1 publisher notice
6 reviewed sources6 study sectionsv2 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
August 1, 2026

The selected cagrilintide-alone study reported weight reduction. Later combination trials reported weight or glycemic improvements, but their results cannot be attributed to cagrilintide alone. Gastrointestinal adverse events were common, and a correction to REIMAGINE 2 remains to be reconciled.

Conditions
Obesity · Overweight
Population
Adults
Design
Randomized controlled trial
Phase
Phase 2

Early human physiology

CJC-1295

No update registered
3 reviewed sources3 study sectionsv2 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

The studies reported sustained growth hormone and IGF-I responses, including preserved hormone pulsatility. They do not establish clinical benefit for injury recovery, body composition or aging, or long-term safety.

Conditions
Growth hormone physiology
Population
Healthy adults
Design
Randomized controlled trial · Before-and-after physiology study
Phase
Early phase

Metabolic health

Dulaglutide

No update registered
3 reviewed sources3 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

REWIND reported fewer composite cardiovascular events with dulaglutide; all-cause mortality did not differ significantly. AWARD-PEDS reported improved glycemic control without a between-group BMI benefit. AWARD-7 studied a kidney-disease population, with glycemic control as its primary outcome.

Conditions
Type 2 diabetes · Cardiovascular outcomes · Chronic kidney disease
Population
Adults · Children and adolescents
Design
Randomized controlled trial
Phase
Phase 3

Mitochondrial disorders

Elamipretide

No update registered
3 reviewed sources3 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

The randomized Barth syndrome study did not meet its two primary endpoints; later uncontrolled follow-up reported improvements. The larger MMPOWER-3 trial in primary mitochondrial myopathy also missed its primary endpoints. These populations and study designs must be considered separately.

Conditions
Barth syndrome · Primary mitochondrial myopathy
Population
People with genetic mitochondrial disorders
Design
Randomized controlled trial · Open-label extension
Phase
Phase 2/3 · Phase 3

Sleep research

Emideltide

No update registered
2 reviewed sources2 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

The two reports differ: one described improved sleep and daytime measures, while the other found weak objective changes and no improvement in subjective sleep quality. These small studies do not establish durable benefit or adequately characterize harms.

Conditions
Chronic insomnia
Population
Adults
Design
Placebo-controlled study
Phase
Not specified

Exploratory human research

Epitalon

Check partially unavailable
2 reviewed sources2 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
Not available
Latest notice date
None registered

These reports describe retinal findings and changes in melatonin-related or gene-expression measurements. Their abstracts do not provide enough detail to establish a reliable treatment effect, long-term safety or an effect on human lifespan.

Conditions
Retinal degeneration · Circadian biomarkers
Population
Adults
Design
Clinical observations · Biomarker study
Phase
Not specified

Diabetes and cardiovascular health

Exenatide

No update registered
2 reviewed sources2 study sectionsv1 current review
Reviewed through
August 19, 2026
Last integrity check
August 19, 2026
Latest notice date
None registered

The short monotherapy trial reported improved glycated hemoglobin and weight measures. The larger outcomes trial established cardiovascular noninferiority but did not meet its superiority criterion for major cardiovascular events.

Conditions
Type 2 diabetes · Cardiovascular outcomes
Population
Adults
Design
Randomized controlled trial
Phase
Outcomes trial · Not stated

Topical and formulation-specific research

GHK-Cu

No update registered
3 reviewed sources3 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

The selected topical studies had different findings: the ulcer study reported improved closure, while the small post-laser study found no objective advantage in erythema or skin appearance. The uncontrolled hair study cannot attribute changes to GHK-Cu alone or establish the safety of other injected formulations.

Conditions
Diabetic neuropathic ulcers · Post-laser skin care · Hair loss
Population
Patients with diabetic ulcers · Patients after laser resurfacing · Patients with hair loss
Design
Randomized controlled trial · Uncontrolled study
Phase
Not specified

Diabetes research

Glucagon

No update registered
3 reviewed sources3 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

Controlled studies found high recovery rates after experimentally induced hypoglycemia. A small uncontrolled study also reported recovery during spontaneous episodes. Laboratory recovery times and trained-caregiver observations do not establish equivalent performance in every emergency.

Conditions
Hypoglycemia
Population
Adults
Design
Randomized crossover trial · Open-label study
Phase
Phase 3 · Not specified

Gastrointestinal recovery and physiology

Ipamorelin

No update registered
4 reviewed sources4 study sectionsv2 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

The postoperative-ileus trial found no statistically significant improvement in its key or secondary efficacy analyses. The healthy-volunteer study measured growth hormone responses, which do not establish clinical benefit. The additional urine studies concern detection and receptor binding, not therapeutic benefit.

Conditions
Postoperative ileus · Growth hormone physiology
Population
Adults after bowel resection · Healthy men
Design
Randomized controlled trial · Pharmacology study
Phase
Phase 2 · Early phase

Endocrinology and oncology

Lanreotide

No update registered
3 reviewed sources3 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

CLARINET found longer progression-free survival, without a demonstrated overall-survival or quality-of-life difference. The acromegaly study reported tumor and hormone changes but did not reject its prespecified primary null hypothesis.

Conditions
Neuroendocrine tumors · Acromegaly
Population
Adults
Design
Randomized controlled trial · Open-label extension · Single-arm study
Phase
Phase 3

Reproductive health and oncology

Leuprolide

No update registered
2 reviewed sources2 study sectionsv1 current review
Reviewed through
August 19, 2026
Last integrity check
August 19, 2026
Latest notice date
None registered

In the reviewed pelvic-pain trial, both treatment groups improved without a significant between-group difference. In the prostate-cancer trial, the oral comparator produced more sustained testosterone suppression than leuprolide; that biochemical endpoint does not establish a difference in cancer survival.

Conditions
Endometriosis-associated pelvic pain · Advanced prostate cancer
Population
Women · Men
Design
Randomized controlled trial
Phase
Phase 3 · Not stated

Gastroenterology

Linaclotide

No update registered
2 reviewed sources2 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

Randomized trials reported improved bowel-movement measures over 12 weeks. Diarrhea is an important adverse effect; the pediatric trial included a serious dehydration event related to severe diarrhea.

Conditions
Chronic constipation · Functional constipation
Population
Adults · Children
Design
Randomized controlled trial
Phase
Phase 3

Metabolic and cardiovascular health

Liraglutide

No update registered
2 reviewed sources2 study sectionsv1 current review
Reviewed through
August 19, 2026
Last integrity check
August 19, 2026
Latest notice date
None registered

The reviewed weight-management trial reported greater mean weight reduction than placebo, and the reviewed cardiovascular trial reported fewer primary cardiovascular events in a high-risk type 2 diabetes population. The findings remain specific to the studied populations and trial conditions.

Conditions
Obesity · Overweight · Type 2 diabetes · Cardiovascular outcomes
Population
Adults
Design
Randomized controlled trial
Phase
Outcomes trial · Not stated

Metabolic and neurological research

Lixisenatide

No update registered
2 reviewed sources2 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

ELIXA met cardiovascular noninferiority but did not demonstrate cardiovascular superiority. A smaller Parkinson trial reported less motor-score worsening over 12 months, with gastrointestinal adverse effects; it does not establish neuroprotection or a new approved indication.

Conditions
Type 2 diabetes · Parkinson disease
Population
Adults
Design
Randomized controlled trial
Phase
Phase 2 · Phase 3

Metabolic research

Maridebart cafraglutide

No update registered
2 reviewed sources2 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

The phase 2 trial reported greater weight reduction than placebo over 52 weeks in participants with obesity, with or without type 2 diabetes. Gastrointestinal events were common. These results do not establish long-term clinical outcomes or an approved indication.

Conditions
Obesity · Type 2 diabetes
Population
Adults
Design
Randomized controlled trial
Phase
Phase 1 · Phase 2

Metabolic research

Mazdutide

No update registered
4 reviewed sources4 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

Randomized trials reported weight and glucose-control improvements in the studied populations, with gastrointestinal adverse events. These publications do not by themselves establish regulatory status, long-term complications or comparative effectiveness outside their specific designs.

Conditions
Obesity · Type 2 diabetes
Population
Adults
Design
Randomized controlled trial
Phase
Phase 2 · Phase 3

Endogenous peptide research

MOTS-c

No update registered
3 reviewed sources3 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

Human studies associate endogenous MOTS-c with exercise or vascular measurements. Exercise interventions and biomarker associations do not demonstrate the efficacy or safety of administered MOTS-c.

Conditions
Exercise physiology · Coronary endothelial dysfunction
Population
Adults · Breast cancer survivors
Design
Randomized exercise study · Observational study
Phase
Not applicable

Endocrinology

Octreotide

1 publisher notice
2 reviewed sources2 study sectionsv1 current review
Reviewed through
August 19, 2026
Last integrity check
August 19, 2026
Latest notice date
March 1, 2022

The short trial reported reduced growth-hormone and insulin-like growth factor I levels with octreotide. In the selected-responder Phase 3 trial, oral octreotide met the prespecified noninferiority criterion against injectable therapy for maintaining biochemical response.

Conditions
Acromegaly
Population
Adults
Design
Randomized controlled trial · Open-label trial
Phase
Phase 3 · Not stated

Metabolic and liver research

Pemvidutide

No update registered
2 reviewed sources2 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

The extension reported liver-fat reductions among selected continuing participants. IMPACT met its MASH-resolution endpoint at 24 weeks but did not demonstrate its fibrosis-improvement endpoint. Longer-term clinical outcomes remain unestablished.

Conditions
MASLD · MASH
Population
Adults
Design
Randomized controlled trial · Extension study
Phase
Phase 2

Early metabolic research

Petrelintide

No update registered
1 reviewed source1 study sectionv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

The trials reported weight reductions and predominantly mild gastrointestinal adverse events. The early-phase design and limited follow-up do not establish long-term benefit or superior tolerability to another medicine.

Conditions
Overweight · Obesity
Population
Adults
Design
Randomized controlled trial
Phase
Phase 1

Gastroenterology

Plecanatide

No update registered
3 reviewed sources3 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

The trials found more participants met prespecified bowel-response endpoints with plecanatide than placebo. Diarrhea occurred more often with active treatment; these 12-week studies do not establish comparative superiority to other medicines.

Conditions
Chronic idiopathic constipation · Irritable bowel syndrome with constipation
Population
Adults
Design
Randomized controlled trial
Phase
Phase 3

Diabetes research

Pramlintide

No update registered
3 reviewed sources3 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

Year-long trials reported modest HbA1c and weight changes compared with placebo added to insulin. Nausea was common. The automated-delivery study met its glucose-control noninferiority objective but did not improve its emotional-burden endpoint.

Conditions
Type 1 diabetes · Type 2 diabetes
Population
Adults · Adolescents
Design
Randomized controlled trial · Randomized crossover trial
Phase
Not specified

Metabolic health

Retatrutide

No update registered
3 reviewed sources3 study sectionsv2 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

Selected trials reported weight reduction and improved glycated hemoglobin. The newer phase 3 diabetes study supports a glycemic effect in its studied population, but these reports do not establish prevention of long-term complications; gastrointestinal adverse events and discontinuations matter.

Conditions
Obesity · Overweight · Type 2 diabetes
Population
Adults
Design
Randomized controlled trial
Phase
Phase 2

Metabolic and cardiovascular health

Semaglutide

No update registered
2 reviewed sources2 study sectionsv1 current review
Reviewed through
August 18, 2026
Last integrity check
August 19, 2026
Latest notice date
None registered

In the reviewed trials, semaglutide was associated with greater weight reduction than placebo in adults without diabetes, and fewer major cardiovascular events in adults with established cardiovascular disease and overweight or obesity without diabetes. The findings apply to those studied populations and trial conditions.

Conditions
Obesity · Overweight · Cardiovascular outcomes
Population
Adults
Design
Randomized controlled trial
Phase
Outcomes trial · Not stated

Stroke research

Semax

Check partially unavailable
2 reviewed sources2 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

The authors reported better functional recovery measures with Semax-containing care. Unclear allocation and masking, concurrent rehabilitation and incomplete harms reporting limit causal conclusions.

Conditions
Ischemic stroke
Population
Adults
Design
Controlled clinical comparison
Phase
Not specified

Rare genetic obesity

Setmelanotide

1 publisher notice
2 reviewed sources2 study sectionsv1 current review
Reviewed through
August 19, 2026
Last integrity check
August 19, 2026
Latest notice date
February 1, 2023

The reviewed studies reported substantial weight reductions in some participants with specific genetic diagnoses. The cohorts were very small, and the Bardet-Biedl and Alström trial reported inconclusive results for the Alström subgroup.

Conditions
POMC deficiency · LEPR deficiency · Bardet-Biedl syndrome · Alström syndrome
Population
Children and adults
Design
Single-arm trial · Randomized controlled trial · Open-label trial
Phase
Phase 3

Metabolic and liver health

Survodutide

2 publisher notices
4 reviewed sources4 study sectionsv2 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
August 25, 2026

Selected studies reported improvements in weight or liver-related measurements. The newer phase 3 reports also found frequent gastrointestinal adverse events. These measured changes do not establish every long-term clinical benefit, and linked correction notices remain relevant to interpretation.

Conditions
Obesity · Metabolic dysfunction-associated steatohepatitis
Population
Adults
Design
Randomized controlled trial
Phase
Phase 2

Bone health

Teriparatide

No update registered
2 reviewed sources2 study sectionsv1 current review
Reviewed through
August 19, 2026
Last integrity check
August 19, 2026
Latest notice date
None registered

Both reviewed trials reported fewer new vertebral fractures with teriparatide than with the comparator. The active-comparator trial did not find a statistically significant difference for its nonvertebral fragility-fracture endpoint.

Conditions
Postmenopausal osteoporosis · Vertebral fractures
Population
Postmenopausal women
Design
Randomized controlled trial
Phase
Not stated

HIV-associated metabolic health

Tesamorelin

No update registered
2 reviewed sources2 study sectionsv1 current review
Reviewed through
August 19, 2026
Last integrity check
August 19, 2026
Latest notice date
None registered

The reviewed trials reported reductions in visceral adipose tissue, and the smaller trial also reported a modest reduction in liver fat. These studies do not establish long-term clinical outcomes or effects outside the studied HIV populations.

Conditions
HIV-associated abdominal fat accumulation · Liver fat
Population
Adults living with HIV
Design
Randomized controlled trial
Phase
Not stated

Metabolic health

Tirzepatide

1 publisher notice
2 reviewed sources2 study sectionsv1 current review
Reviewed through
August 19, 2026
Last integrity check
August 19, 2026
Latest notice date
July 17, 2021

The reviewed obesity trial reported greater weight reduction with tirzepatide than placebo, and the reviewed type 2 diabetes trial reported lower glycated hemoglobin and body weight than placebo. These trials do not answer every population, long-term outcome, or post-discontinuation question.

Conditions
Obesity · Type 2 diabetes
Population
Adults
Design
Randomized controlled trial
Phase
Phase 3

Pain research

Ziconotide

No update registered
3 reviewed sources3 study sectionsv1 current review
Reviewed through
September 15, 2026
Last integrity check
September 15, 2026
Latest notice date
None registered

The trials reported greater short-term pain-score improvements than placebo, with neurological and other adverse effects. Differences in trial duration and exposure schedules limit comparisons among studies.

Conditions
Severe chronic pain
Population
Adults
Design
Randomized controlled trial
Phase
Not specified