hi,,,,,,,i have 10,000 usp units of hcg(novarel) and am taking 500usp units 3 times a week. problem is that endo gave me insulin pins(1cc, 28g, 1/2inch, u-100) and from what i've read, those are for subcutaneous injections. ....but novarel lit. which comes with the hcg says 'for intramuscular use only'. wont i need 1 1/2inch pin for intramuscular inject???? am i o.k. with the insulin pins? would soooooo appreciate any help. thanx