 [ Symptoms ] my bicycle times are down 20 this year never had this drastic decrease from 1 year to the next i am 62 old age  i do not feel ill legs feel good but i feel fatigued on the ride in but perk up on the way out after half hour rest i have been overweight and out of shape before and times are about 5 to 6 minutes slower but never 20 to 25 minutes slower usually i get faster as season progresses but not this year [ Disease ] oral antibiotics including cephalexin will not clear up pink eye conjunctivitis if the cause is suspected to be bacterial a prescription antibiotic eye ointment or drops are used some causes of conjunctivitis would include allergy or viruses and do not require any antibiotics