а за сказанные слова отвечаете? конкретно вот эти:
ничего странного, стоит только почитать источник, а не русскоязычную инструкцию
http://www.ema.europa.eu/docs/en_GB/document_library/Referrals_document/Tolperisone_31/WC500141050.pdfWith regard to efficacy, the evidence from the literature, although limited by the fact that many studies are old and may not meet the standards required nowadays, .....
The results of placebo controlled, randomized clinical studies with tolperisone in the “Short-term treatment of muscle spasms in adult patients with acute non-specific low back pain” indication possess some deficiencies which raise doubts regarding the quality of the proof of efficacy....
However, some of the outcomes of these studies did not allow for an unambiguous statement that tolperisone is surely an ineffective drug.