Section 26B. Whoever applies, administers to or causes to be taken by a person any drug, matter or thing with intent to stupefy or overpower such person so as to, without lawful authority, forcibly or secretly confine or imprison another person within the commonwealth against his will or to forcibly carry or send such person out of the commonwealth, or to forcibly seize and confine or inveigle or kidnap such person with intent to cause him to be secretly confined or imprisoned in the commonwealth against his will, or to cause him to be sent out of the commonwealth against his will or in any way held to service against his will, shall be punished by imprisonment in the state prison for life or for any term of years not less than ten years. Whoever violates the provisions of this section with the intent to extort money or other valuable thing thereby shall be punished by imprisonment in the state prison for life or for any term of years not less than 15 years.