2009
DOI: 10.1002/mus.21213
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Randomized double‐blind study of botulinum toxin type B for sialorrhea in als patients

Abstract: Twenty ALS patients with sialorrhea refractory to medical therapy were enrolled in this double-blind, randomized study to receive either 2,500 U of botulinum toxin type B (BTxb) or placebo into the bilateral parotid and submandibular glands using electromyographic guidance. Patients who received BTxb reported a global impression of improvement of 82% at 2 weeks compared to 38% of those who received placebo (P < 0.05). This significant effect was sustained at 4 weeks. At 12 weeks, 50% of patients who received B… Show more

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Cited by 130 publications
(90 citation statements)
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“…12 In a small trial, amitriptyline and botulinum toxin type A (BTxA) seemed equally effective, although 3 of 5 patients treated with amitriptyline experienced side effects (Class III). 13 In a double-blind, controlled trial of botulinum toxin type B (BTxB) in 20 patients with ALS with refractory sialorrhea (Class I), 14 patients were randomized to 2,500 U of BTxB or placebo into bilateral parotid and submandibular glands. Treated patients reported a global improvement of 82% at 2 and 4 weeks compared to 38% in placebo ( p Ͻ 0.05).…”
Section: What Are the Most Effective Treatments For Sialorrhea?mentioning
confidence: 99%
“…12 In a small trial, amitriptyline and botulinum toxin type A (BTxA) seemed equally effective, although 3 of 5 patients treated with amitriptyline experienced side effects (Class III). 13 In a double-blind, controlled trial of botulinum toxin type B (BTxB) in 20 patients with ALS with refractory sialorrhea (Class I), 14 patients were randomized to 2,500 U of BTxB or placebo into bilateral parotid and submandibular glands. Treated patients reported a global improvement of 82% at 2 and 4 weeks compared to 38% in placebo ( p Ͻ 0.05).…”
Section: What Are the Most Effective Treatments For Sialorrhea?mentioning
confidence: 99%
“…At 12 weeks, 50% of patients receiving BTxb continued to report improvement compared to 14% receiving placebo. There were no significant adverse events, including dysphagia, in the BTxb group and no significant increase in the rate of decline of vital capacity 89 .…”
Section: Sialorrhea and Thick Phlegmmentioning
confidence: 80%
“…The adjuvant treatment includes analgesics, anti-inflammatory and antispasmodics. [1,2,4,23,24] The patient quality of life depends strongly on medical, psychosocial and existential accompany in life. Fatigue, depression, anxiety and hopelessness are common among these patients.…”
Section: Als Managementmentioning
confidence: 99%