Table 4. Effect of amiodarone and/or grapefruit juice on sperm head abnormalities.

Animal group	Normal	Without hook	Banana shape	Amorphous head	Hammer shape
Control	994.40±0.50	1.20±0.37	1.20±0.20	0.00±0.00	0.00±0.00
Grapefruit juice	992.20±1.39	2.60±0.81	1.80±0.37	0.60±0.24	0.00±0.00
Amiodarone	972.60±5.78	16.40±2.71*	5.80±1.20	1.80±0.37	1.20±0.37
Amiodarone+grapefruit juice	985.80±1.85	9.80±0.66	4.40±0.74	1.20±0.20	0.00±0.00

*P<0.05.