- H-ras gene
- H. pylori
- hA20
- HAART
- Haelan 951
- Haemophilus influenzae b vaccine
- hair follicle
- hairy cell leukemia
- Haldol
- half-sibling
- hallucination
- Halodrin
- halofuginone hydrobromide
- haloperidol
- Halotestin
- Halsted radical mastectomy
- hamartoma
- hand-foot syndrome
- happy major
- hard palate
- Hashimoto disease
- Hashimoto thyroiditis
- Havrix
- hawthorn fruit
- hazard ratio
- HCA
- HCD20
- HCP
- hCRF
- HDAC
- HDAC / EGFR / Her2 inhibitor CUDC-101
- HDAC inhibitor
- HDAC inhibitor CHR-2845
- HDAC inhibitor CHR-3996
- HDAC inhibitor CRA-024781
- HDAC inhibitor JNJ-26481585
- HDAC inhibitor PCI-24781
- HDAC inhibitor SB939
- HDAC inhibitor SNDX-275
- HDM2 antagonist JNJ-26854165
- HDR
- head and neck cancer
- healing touch
- Health Insurance Portability and Accountability Act
- healthcare provider
- healthcare proxy
- healthy control
- heart cancer
- heat-shock protein
- Hectorol