angry
antibiotic
capsules
chemical
chemist
chemistry
concerned
disappointed
discovery
doctor
drug
drugs
experiment
experimenting
frustrated
health
healthcare
lab
laboratory
man
medical
medicines
painkiller
painkillers
pharmaceutical
pharmacist
pharmacology
pharmacy
pill
pills
research
researcher
sad
sample
science
scientific
scientist
solution
student
synthesis
tablet
tablets
test
testing
thinking
tired
unsuccessful
upset
vaccine
vitamins