N.H. Rev. Stat. Ann. § 318:52-b

It shall be unlawful for any possessor of a hypodermic syringe, needle, or any instrument adapted for the administration of controlled drugs, in health care facilities, to dispose of or discard any such instrument in any manner other than that provided in this section. Disposables which can cause injury, such as needles or syringes with needles, shall be placed intact in puncture resistant containers that are adapted with a secured lid which prevents easy access to the contents.