To use the injectable form of dicyclomine: 1  The injectable form should only be given intramuscularly (into a muscle). Do not give it intravenously (into a vein). 2  The injectable form should only be used for 1 or 2 days. Your doctor may give you an oral medicine that works the same way.
rule - a rule or law concerning a natural phenomenon or the function of a complex system; the principle of the conservation of mass; the principle of jet propulsion; the right-hand rule for inductive fields.
A rule of thumb is a guideline that provides simplified advice regarding a particular subject. It is a general principle that gives practical instructions for accomplishing or approaching a certain task. Typically, rules of thumb develop as a result of practice and experience rather than from scientific research or theory. BREAKING DOWN 'Rule Of Thumb'