Review Article

S-Amlodipine: An Isomer with Difference—Time to Shift from Racemic Amlodipine

Table 3

Meta-analyses of S-amlodipine in hypertension.

Author (year)CountryS-AM
(mg)
Comparator
(mg)
Duration
(weeks)
Antihypertensive efficacyAEs

Liu et al. (2010) [30]China2.5Amlo (5)15 trials4–40All trials: Similar efficacy
Only high-quality trials: WMD for decrease in SBP/DBP at
4 weeks: −2.84/−1.71
8 weeks: −1.38/−1.33
Similar;
RD: all trials: −0.04; High quality: −0.04

Zhao and Chen (2015) [31]ChinaNAAmlo8 trials: 732/724NASignificantly better efficacy of S-AM than Amlo: OR 2.19 Significantly lower rate of AEs: OR 0.51

AEs: adverse effects, Amlo: racemic amlodipine, BP: blood pressure, DBP: diastolic BP, NA: not available, OR: odds ratio, RD: risk difference, S-AM: S-amlodipine, and SBP: systolic BP.