N.H. Rev. Stat. § 318-B:25
All officers, agents, inspectors and representatives of the department of health and human services who are charged with the responsibility to enforce this chapter; all officers, agents, inspectors, and representatives of the pharmacy board who are charged with the responsibility to enforce this chapter; all peace officers within the state; the attorney general and all county attorneys; and federal, state, county and municipal law enforcement officers are authorized to enter during normal business hours upon the premises used by a practitioner for the purpose of his practice and to inspect such original records or prescriptions or both for controlled drugs as defined herein. Every practitioner, his clerk, agent, or servant shall exhibit to such person on demand every such original record or prescription or both so kept on file.
RSA 318-B:25
1969, 421:1. 1977, 547:20. 1983, 292:19. 1985, 324:24. 1995, 310:181, eff. Nov. 1, 1995.