Health Queries about Telsar CHM 12.5/25/40mg Tablet ER 10s

I'm 63 and have been taking a Chlorthalidone 12.5mg + Metoprolol Succinate 23.75mg + Telmisartan 40mg Tablet ER for a month for blood pressure that was 160/100 - how effective is this likely to be, and would I need any additional medicine?

It's encouraging that you're tracking this closely, since a starting reading of 160/100 does need proper management. This combination works through three differ...