Table 3 Adverse events

From: Intraoperative nerve-specific fluorescence visualization in head and neck surgery: a Phase 1 trial

Cohort

Dose

Age, Sex

Adverse Event

Serious

Relationship to bevonescein

Severity (Grade)

Outcome (as of study completion)

Dose-Defining

100 mg

40 F

Nausea

No

Unlikely related

1

Resolved

Body aches

No

Unlikely related

1

Resolved

100 mg

56 F

Chills

No

Unlikely related

1

Resolved

Non-cardiac chest pain

No

Unrelated

1

Resolved

Nerve damage (foot)

No

Unrelated

1

Not resolved

Urinary tract infection

No

Unrelated

1

Not resolved

200 mg

54 F

Dysphonia

No

Unrelated

1

Resolving

400 mg

53 M

Left face paresis

No

Unrelated

1

Resolved

Leg soreness (bilateral)

No

Unrelated

1

Resolved

Left antecubital skin bruising

No

Unrelated

1

Resolved

Seroma, surgical site

No

Unrelated

1

Resolved

600 mg

59 M

Neck Infection, sialoadenitis

Yes

Unrelated

3

Resolved

COVID-19 infection

No

Unrelated

1

Resolved

Salivary gland fistula

No

Unrelated

1

Not resolved

600 mg

54 F

Dry skin (face)

No

Unrelated

1

Resolved

Dose-Timing

1–3 h

500 mg

68 F

Marginal nerve weakness (right)

No

Unrelated

1

Not resolved

Neck abscess

No

Unrelated

2

Not resolved

53 F

Facial asymmetry

No

Unrelated

1

Not resolved

Lower lip weakness (right)

No

Unrelated

1

Not resolved

Sialocele (parotid)

No

Unrelated

2

Resolved

21 F

Skin tenderness (incision site)

No

Unrelated

1

Not resolved

Urinary tract infection

No

Unrelated

1

Resolved

Numbness (ear lobe, right)

No

Unrelated

1

Not resolved

Weakness (brow, right)

No

Unrelated

1

Not resolved

Dose-Timing

3–5 h

500 mg

67 F

Preauricular edema

No

Unrelated

1

Resolved

Dizziness

No

Unrelated

1

Resolved

Shortness of breath

No

Unrelated

2

Resolved

66 M

Shoulder pain (bilateral)

No

Unrelated

1

Resolved

Neck stiffness

No

Unrelated

1

Resolved

Dental infection (first episode)

Yes

Unrelated

3

Resolved with sequelae

Dental infection (second episode)

No

Unrelated

2

Resolved

48 M

Dry heaves

No

Possibly related

1

Resolved