Could pharmacist’s so-called “conscience clauses” affect access to oral contraceptives?

“While the overwhelming majority of women have unimpeded access to their prescription birth control, there is concern that conscience clauses can be written so broadly as to affect a whole host of medications. Could conservative Christian pharmacists refuse to prescribe Viagra to single men, or gay men? Would a Scientologist pharmacist deny Paxil to a woman with post-partum depression?”