 [ Symptoms ] does tamiflu contain guaifenesin or a similar ingredient [ Disease ] hi i think you can put away your worry beads for now as you did not get an erection and you did not ejaculate no pre cum so tonight you sleep soundly and stop worrying but always make sure you carry condoms always ask the woman you with are they on bc and if you do not know the woman wear a condom its your guard against any sti is or std is just remember safe sex is best sex good luck